diff --git a/mindspore/lite/src/common/string_util.cc b/mindspore/lite/src/common/string_util.cc
index bdfa6cb823..9a77f285e4 100644
--- a/mindspore/lite/src/common/string_util.cc
+++ b/mindspore/lite/src/common/string_util.cc
@@ -115,6 +115,9 @@ int GetStringCount(const void *data) { return *(static_cast<const int32_t *>(dat
 int GetStringCount(Tensor *tensor) { return GetStringCount(tensor->MutableData()); }
 
 int StringsToMSTensor(const std::vector<std::string> &inputs, tensor::MSTensor *tensor) {
+  if (tensor == nullptr) {
+    return RET_PARAM_INVALID;
+  }
   std::vector<StringPack> all_pack;
   for (auto &input : inputs) {
     StringPack pack = {static_cast<int>(input.length()), input.data()};
@@ -124,6 +127,9 @@ int StringsToMSTensor(const std::vector<std::string> &inputs, tensor::MSTensor *
 }
 
 std::vector<std::string> MSTensorToStrings(const tensor::MSTensor *tensor) {
+  if (tensor == nullptr) {
+    return {""};
+  }
   const void *ptr = static_cast<const Tensor *>(tensor)->data_c();
   std::vector<StringPack> all_pack = ParseStringBuffer(ptr);
   std::vector<std::string> result(all_pack.size());
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/arg_min_max_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/arg_min_max_base.cc
index 2e2164fb3a..1c03a63510 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/arg_min_max_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/arg_min_max_base.cc
@@ -104,9 +104,9 @@ kernel::LiteKernel *CpuArgMinMaxFp32KernelCreator(const std::vector<lite::Tensor
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/batch_to_space_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/batch_to_space_base.cc
index b1c62ed5a5..55c0e339c8 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/batch_to_space_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/batch_to_space_base.cc
@@ -70,9 +70,9 @@ kernel::LiteKernel *CpuBatchToSpaceFp32KernelCreator(const std::vector<lite::Ten
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/concat_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/concat_base.cc
index 05418a54a0..e8ffc1aa46 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/concat_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/concat_base.cc
@@ -51,9 +51,9 @@ kernel::LiteKernel *CpuConcatInt32KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
@@ -76,9 +76,9 @@ kernel::LiteKernel *CpuConcatFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/crop_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/crop_base.cc
index b497f9c47f..e8ac28d63d 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/crop_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/crop_base.cc
@@ -98,9 +98,9 @@ kernel::LiteKernel *CpuCropInt32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
@@ -123,9 +123,9 @@ kernel::LiteKernel *CpuCropFp32KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/depth_to_space_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/depth_to_space_base.cc
index eecdc03411..63278f7d41 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/depth_to_space_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/depth_to_space_base.cc
@@ -79,9 +79,9 @@ kernel::LiteKernel *CpuDepthToSpaceFp32KernelCreator(const std::vector<lite::Ten
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/fullconnection_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/fullconnection_base.cc
index 29094c06d1..83cac47167 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/fullconnection_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/fullconnection_base.cc
@@ -66,7 +66,6 @@ kernel::LiteKernel *CpuFullConnectionFp32KernelCreator(const std::vector<lite::T
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -74,6 +73,7 @@ kernel::LiteKernel *CpuFullConnectionFp32KernelCreator(const std::vector<lite::T
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
   if (dequant_flag) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/matmul_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/matmul_base.cc
index 0ef4ca3414..14e1eb83e3 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/matmul_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/matmul_base.cc
@@ -45,9 +45,9 @@ kernel::LiteKernel *CpuMatmulKernelCreator(const std::vector<lite::Tensor *> &in
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/pad.cc b/mindspore/lite/src/runtime/kernel/arm/base/pad.cc
index 180d42ea4e..38d8887b62 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/pad.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/pad.cc
@@ -41,9 +41,9 @@ kernel::LiteKernel *CpuPadFp32KernelCreator(const std::vector<lite::Tensor *> &i
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc
index d816f4dadd..45ea45438f 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc
@@ -47,8 +47,8 @@ int PoolingBaseCPUKernel::SetQuantParam() {
   if (pooling_quant_arg_[1] == nullptr) {
     MS_LOG(ERROR) << "malloc pooling_quant_arg[1] failed.";
     free(pooling_quant_arg_[0]);
-    free(pooling_quant_arg_);
     pooling_quant_arg_[0] = nullptr;
+    free(pooling_quant_arg_);
     pooling_quant_arg_ = nullptr;
     return RET_MEMORY_FAILED;
   }
@@ -127,9 +127,9 @@ kernel::LiteKernel *CpuPoolingFp32KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/power_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/power_base.cc
index 8d0d7b1c53..fe552c3d9e 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/power_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/power_base.cc
@@ -44,9 +44,9 @@ kernel::LiteKernel *CpuPowerFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/prior_box.cc b/mindspore/lite/src/runtime/kernel/arm/base/prior_box.cc
index 0a759c8a08..6b5db11559 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/prior_box.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/prior_box.cc
@@ -44,8 +44,8 @@ int PriorBoxCPUKernel::Init() {
     MS_LOG(ERROR) << "Size of input tensors is wrong.";
     return RET_ERROR;
   }
-  if (in_tensors_.size() != kOutputNum) {
-    MS_LOG(ERROR) << "Size of input tensors is wrong.";
+  if (out_tensors_.size() != kOutputNum) {
+    MS_LOG(ERROR) << "Size of output tensors is wrong.";
     return RET_ERROR;
   }
 
@@ -195,9 +195,9 @@ kernel::LiteKernel *CpuPriorBoxKernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/reshape_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/reshape_base.cc
index 9d5bb4c23b..56f2fa5d73 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/reshape_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/reshape_base.cc
@@ -46,9 +46,9 @@ kernel::LiteKernel *CpuReshapeInt32KernelCreator(const std::vector<lite::Tensor
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
@@ -71,9 +71,9 @@ kernel::LiteKernel *CpuReshapeFp32KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/resize_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/resize_base.cc
index d6a966a804..e1eb38b527 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/resize_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/resize_base.cc
@@ -144,9 +144,9 @@ kernel::LiteKernel *CpuResizeFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/softmax_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/softmax_base.cc
index 6b24bfcb97..1d7a6e08d9 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/softmax_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/softmax_base.cc
@@ -72,9 +72,9 @@ kernel::LiteKernel *CpuSoftmaxFp32KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/split_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/split_base.cc
index 67f774c045..3d6cdbddf0 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/split_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/split_base.cc
@@ -119,9 +119,9 @@ kernel::LiteKernel *CpuSplitFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/activation_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/activation_fp16.cc
index 84d4a39674..4cf00d8b96 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/activation_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/activation_fp16.cc
@@ -150,9 +150,9 @@ kernel::LiteKernel *CpuActivationFp16KernelCreator(const std::vector<lite::Tenso
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/cast_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/cast_fp16.cc
index 70b4b08eaf..c41a8d0b76 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/cast_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/cast_fp16.cc
@@ -154,9 +154,9 @@ kernel::LiteKernel *CpuCastFp16KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_depthwise_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_depthwise_fp16.cc
index 6bed2282eb..39e24d130c 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_depthwise_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_depthwise_fp16.cc
@@ -174,7 +174,6 @@ kernel::LiteKernel *CpuConvDwFp16KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -182,6 +181,7 @@ kernel::LiteKernel *CpuConvDwFp16KernelCreator(const std::vector<lite::Tensor *>
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
   if (dequant_flag) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_fp16.cc
index 3f74a3cf0b..e4fbb687f0 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/convolution_fp16.cc
@@ -464,7 +464,6 @@ kernel::LiteKernel *CpuConvFp16KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(INFO) << "Init fp16 kernel failed, name: " << opParameter->name_
                  << ", type: " << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -472,6 +471,7 @@ kernel::LiteKernel *CpuConvFp16KernelCreator(const std::vector<lite::Tensor *> &
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
   if (dequant_flag) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/crop_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/crop_fp16.cc
index 047ada5fb4..63cbc3f913 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/crop_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/crop_fp16.cc
@@ -110,9 +110,9 @@ kernel::LiteKernel *CpuCropFp16KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc
index 54bceb7514..eadbd553cf 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc
@@ -241,7 +241,6 @@ kernel::LiteKernel *CpuDeconvDwFp16KernelCreator(const std::vector<lite::Tensor
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -249,6 +248,7 @@ kernel::LiteKernel *CpuDeconvDwFp16KernelCreator(const std::vector<lite::Tensor
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
   if (dequant_flag) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.cc
index e886b3da71..1b59471413 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.cc
@@ -167,6 +167,11 @@ int DeConvolutionFp16CPUKernel::DoDeconv(int task_id) {
 }
 
 int DeConvolutionFp16CPUKernel::Init() {
+  matmul_param_ = new (std::nothrow) MatMulParameter();
+  if (matmul_param_ == nullptr) {
+    MS_LOG(ERROR) << "Memory allocation failed";
+    return RET_ERROR;
+  }
   int ret = InitWeightBias();
   if (ret != RET_OK) {
     MS_LOG(ERROR) << "deconv InitWeightBias error!";
@@ -251,7 +256,6 @@ kernel::LiteKernel *CpuDeConvFp16KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -259,6 +263,7 @@ kernel::LiteKernel *CpuDeConvFp16KernelCreator(const std::vector<lite::Tensor *>
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
   if (dequant_flag) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.h b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.h
index f9f0d0fc2b..4911fdb320 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.h
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_fp16.h
@@ -29,12 +29,7 @@ class DeConvolutionFp16CPUKernel : public ConvolutionBaseFP16CPUKernel {
   DeConvolutionFp16CPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs,
                              const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx,
                              const mindspore::lite::PrimitiveC *primitive)
-      : ConvolutionBaseFP16CPUKernel(parameter, inputs, outputs, ctx, primitive) {
-    matmul_param_ = new (std::nothrow) MatMulParameter();
-    if (matmul_param_ == nullptr) {
-      MS_LOG(ERROR) << "new MatMulParameter fail!";
-    }
-  }
+      : ConvolutionBaseFP16CPUKernel(parameter, inputs, outputs, ctx, primitive) {}
   ~DeConvolutionFp16CPUKernel() override;
   int Init() override;
   int Run() override;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.cc
index 0de1a1bf29..c2d8d8daa9 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.cc
@@ -361,6 +361,16 @@ int DeConvWinogradFp16CPUKernel::ReSize() {
 }
 
 int DeConvWinogradFp16CPUKernel::Init() {
+  deconv_param_ = new (std::nothrow) DeConvParam();
+  if (deconv_param_ == nullptr) {
+    MS_LOG(ERROR) << "Memory allocation failed";
+    return RET_ERROR;
+  }
+  for (auto &wg : deconv_param_->a_buffer_) {
+    wg.buf_init_ = false;
+    wg.dest_buffer_ = nullptr;
+    wg.middle_buffer_ = nullptr;
+  }
   int error_code = InitComputeParam();
   if (error_code != RET_OK) {
     MS_LOG(ERROR) << "InitComputeParam error! ret: " << error_code;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.h b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.h
index 45b1c6cc98..3eeaad2f77 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.h
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_winograd_fp16.h
@@ -30,14 +30,7 @@ class DeConvWinogradFp16CPUKernel : public ConvolutionBaseFP16CPUKernel {
   DeConvWinogradFp16CPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs,
                               const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx,
                               const mindspore::lite::PrimitiveC *primitive)
-      : ConvolutionBaseFP16CPUKernel(parameter, inputs, outputs, ctx, primitive) {
-    deconv_param_ = new DeConvParam();
-    for (auto &wg : deconv_param_->a_buffer_) {
-      wg.buf_init_ = false;
-      wg.dest_buffer_ = nullptr;
-      wg.middle_buffer_ = nullptr;
-    }
-  }
+      : ConvolutionBaseFP16CPUKernel(parameter, inputs, outputs, ctx, primitive) {}
   ~DeConvWinogradFp16CPUKernel() override;
   int Init() override;
   int Run() override;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/fullconnection_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/fullconnection_fp16.cc
index 9b2e731efa..18ed44385b 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/fullconnection_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/fullconnection_fp16.cc
@@ -269,12 +269,12 @@ kernel::LiteKernel *CpuFullConnectionFp16KernelCreator(const std::vector<lite::T
   if (ret != RET_OK) {
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
-    delete kernel;
     if (dequant_flag) {
       weight_tensor->FreeData();
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
   if (dequant_flag) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/fused_batchnorm_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/fused_batchnorm_fp16.cc
index 1aae6270e1..1e0489496f 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/fused_batchnorm_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/fused_batchnorm_fp16.cc
@@ -96,9 +96,9 @@ kernel::LiteKernel *CpuFusedBatchnormFp16KernelCreator(const std::vector<lite::T
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/pooling_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/pooling_fp16.cc
index 71e89c5334..3f6e8bf566 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/pooling_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/pooling_fp16.cc
@@ -129,9 +129,9 @@ kernel::LiteKernel *CpuPoolingFp16KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/reshape_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/reshape_fp16.cc
index b0c4cbc2f7..bd6c551668 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/reshape_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/reshape_fp16.cc
@@ -86,9 +86,9 @@ kernel::LiteKernel *CpuReshapeFp16KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/scale_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/scale_fp16.cc
index f6458eb29e..38b9bf0a7d 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/scale_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/scale_fp16.cc
@@ -119,6 +119,7 @@ int ScaleFp16CPUKernel::Run() {
   ret = ParallelLaunch(this->context_->thread_pool_, ScaleFp16Run, this, op_parameter_->thread_num_);
   if (ret != RET_OK) {
     MS_LOG(ERROR) << "Scale error error_code[" << ret << "]";
+    FreeTmpBuffer();
     return RET_ERROR;
   }
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/softmax_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/softmax_fp16.cc
index f7f2b8dff2..f30048a83e 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/softmax_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/softmax_fp16.cc
@@ -136,9 +136,9 @@ kernel::LiteKernel *CpuSoftmaxFp16KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/split_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/split_fp16.cc
index d12ff4c7ae..36571ad00c 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/split_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/split_fp16.cc
@@ -133,9 +133,9 @@ kernel::LiteKernel *CpuSplitFp16KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/stack_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/stack_fp16.cc
index 36bfa97304..d5690b4f33 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/stack_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/stack_fp16.cc
@@ -118,9 +118,9 @@ kernel::LiteKernel *CpuStackFp16KernelCreator(const std::vector<lite::Tensor *>
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/activation_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/activation_fp32.cc
index 1f87b125bc..ec19a8472c 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/activation_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/activation_fp32.cc
@@ -118,9 +118,9 @@ kernel::LiteKernel *CpuActivationFp32KernelCreator(const std::vector<lite::Tenso
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/broadcast_to_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/broadcast_to_fp32.cc
index 5747d49e30..3ddc28d9f1 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/broadcast_to_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/broadcast_to_fp32.cc
@@ -74,9 +74,9 @@ kernel::LiteKernel *CpuBroadcastToFp32KernelCreator(const std::vector<lite::Tens
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/cast_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/cast_fp32.cc
index a38db5ef17..ea93db34b4 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/cast_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/cast_fp32.cc
@@ -153,9 +153,9 @@ kernel::LiteKernel *CpuCastFp32KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.cc
index 65b4d6f241..261215d386 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.cc
@@ -126,6 +126,11 @@ int Convolution1x1CPUKernel::InitConv1x1Param() {
 }
 
 int Convolution1x1CPUKernel::Init() {
+  matmul_param_ = new (std::nothrow) MatMulParameter;
+  if (matmul_param_ == nullptr) {
+    MS_LOG(ERROR) << "Memory allocation failed";
+    return RET_ERROR;
+  }
   int error_code = InitConv1x1BiasWeight();
   if (error_code != RET_OK) {
     MS_LOG(ERROR) << "Convolution base init failed.";
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.h b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.h
index cfebe35e00..342ca4c5b2 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.h
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_1x1_fp32.h
@@ -36,12 +36,7 @@ class Convolution1x1CPUKernel : public ConvolutionBaseCPUKernel {
   Convolution1x1CPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs,
                           const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx,
                           const mindspore::lite::PrimitiveC *primitive)
-      : ConvolutionBaseCPUKernel(parameter, inputs, outputs, ctx, primitive) {
-    matmul_param_ = new (std::nothrow) MatMulParameter();
-    if (matmul_param_ == nullptr) {
-      MS_LOG(ERROR) << "new MatMulParameter fail!";
-    }
-  }
+      : ConvolutionBaseCPUKernel(parameter, inputs, outputs, ctx, primitive) {}
   ~Convolution1x1CPUKernel();
   int Init() override;
   int Run() override;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_depthwise_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_depthwise_fp32.cc
index 4368e30ef6..4b46c6ede1 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_depthwise_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_depthwise_fp32.cc
@@ -169,7 +169,6 @@ kernel::LiteKernel *CpuConvDwFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK && ret != RET_INFER_INVALID) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (weight_tensor->data_type() == kNumberTypeInt8 || weight_tensor->data_type() == kNumberTypeInt16) {
@@ -177,6 +176,7 @@ kernel::LiteKernel *CpuConvDwFp32KernelCreator(const std::vector<lite::Tensor *>
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_fp32.cc
index ae12237fba..e8d9a26874 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/convolution_fp32.cc
@@ -440,7 +440,6 @@ kernel::LiteKernel *CpuConvFp32KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK && ret != RET_INFER_INVALID) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
     if (dequant_flag) {
@@ -448,6 +447,7 @@ kernel::LiteKernel *CpuConvFp32KernelCreator(const std::vector<lite::Tensor *> &
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_depthwise_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_depthwise_fp32.cc
index 5897492979..7edb7037cb 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_depthwise_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_depthwise_fp32.cc
@@ -230,7 +230,6 @@ kernel::LiteKernel *CpuDeconvDwFp32KernelCreator(const std::vector<lite::Tensor
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -238,6 +237,7 @@ kernel::LiteKernel *CpuDeconvDwFp32KernelCreator(const std::vector<lite::Tensor
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
   if (dequant_flag) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.cc
index a8654ddc31..fa5f929986 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.cc
@@ -134,6 +134,11 @@ int DeConvolutionCPUKernel::DoDeconv(int task_id) {
 }
 
 int DeConvolutionCPUKernel::Init() {
+  matmul_param_ = new (std::nothrow) MatMulParameter();
+  if (matmul_param_ == nullptr) {
+    MS_LOG(ERROR) << "Memory allocation failed";
+    return RET_ERROR;
+  }
   int error_code = InitWeightBias();
   if (error_code != RET_OK) {
     MS_LOG(ERROR) << "deconv InitWeightBias error!ret: " << error_code;
@@ -270,7 +275,6 @@ kernel::LiteKernel *CpuDeConvFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -278,6 +282,7 @@ kernel::LiteKernel *CpuDeConvFp32KernelCreator(const std::vector<lite::Tensor *>
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.h b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.h
index 593d9eec82..5d29ba5477 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.h
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_fp32.h
@@ -33,9 +33,7 @@ class DeConvolutionCPUKernel : public ConvolutionBaseCPUKernel {
   DeConvolutionCPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs,
                          const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx,
                          const mindspore::lite::PrimitiveC *primitive)
-      : ConvolutionBaseCPUKernel(parameter, inputs, outputs, ctx, primitive) {
-    matmul_param_ = new MatMulParameter();
-  }
+      : ConvolutionBaseCPUKernel(parameter, inputs, outputs, ctx, primitive) {}
   ~DeConvolutionCPUKernel() override;
   int Init() override;
   int Run() override;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.cc
index b5aa53bd6e..b1e5b9aa19 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.cc
@@ -301,6 +301,14 @@ int DeConvolutionWinogradCPUKernel::ReSize() {
 }
 
 int DeConvolutionWinogradCPUKernel::Init() {
+  deconv_param_ = new (std::nothrow) DeConvParam();
+  if (deconv_param_ == nullptr) {
+    MS_LOG(ERROR) << "Memory allocation failed";
+    return RET_ERROR;
+  }
+  for (auto &wg : deconv_param_->a_buffer_) {
+    wg.buf_init_ = false;
+  }
   int error_code = InitComputeParam();
   if (error_code != RET_OK) {
     MS_LOG(ERROR) << "InitComputeParam error! ret: " << error_code;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.h b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.h
index f949066606..03946adefc 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.h
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/deconvolution_winograd_fp32.h
@@ -33,12 +33,7 @@ class DeConvolutionWinogradCPUKernel : public ConvolutionBaseCPUKernel {
   DeConvolutionWinogradCPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs,
                                  const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx,
                                  const mindspore::lite::PrimitiveC *primitive)
-      : ConvolutionBaseCPUKernel(parameter, inputs, outputs, ctx, primitive) {
-    deconv_param_ = new DeConvParam();
-    for (auto &wg : deconv_param_->a_buffer_) {
-      wg.buf_init_ = false;
-    }
-  }
+      : ConvolutionBaseCPUKernel(parameter, inputs, outputs, ctx, primitive) {}
   ~DeConvolutionWinogradCPUKernel() override;
   int Init() override;
   int Run() override;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/fused_batchnorm_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/fused_batchnorm_fp32.cc
index ba5d28b6a5..156cc41ade 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/fused_batchnorm_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/fused_batchnorm_fp32.cc
@@ -143,9 +143,9 @@ kernel::LiteKernel *CpuFusedBatchnormKernelCreator(const std::vector<lite::Tenso
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/lstm_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/lstm_fp32.cc
index 1f8b6401dd..cfd72a2991 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/lstm_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/lstm_fp32.cc
@@ -195,9 +195,9 @@ kernel::LiteKernel *CpuLstmKernelCreator(const std::vector<lite::Tensor *> &inpu
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << parameter->name_
                   << ", type: " << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/matmul_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/matmul_fp32.cc
index c1cfd09545..e38a0b3eb0 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/matmul_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/matmul_fp32.cc
@@ -428,7 +428,6 @@ kernel::LiteKernel *CpuMatmulFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
     if (dequant_flag) {
@@ -436,6 +435,7 @@ kernel::LiteKernel *CpuMatmulFp32KernelCreator(const std::vector<lite::Tensor *>
       weight_tensor->set_data(restore_data);
       weight_tensor->set_data_type(restore_type);
     }
+    delete kernel;
     return nullptr;
   }
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/non_max_suppression_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/non_max_suppression_fp32.cc
index a444145f8e..738b3cf46e 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/non_max_suppression_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/non_max_suppression_fp32.cc
@@ -236,9 +236,9 @@ kernel::LiteKernel *CpuNonMaxSuppressionFp32KernelCreator(const std::vector<lite
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/one_hot_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/one_hot_fp32.cc
index bc32453c69..1eeb8afdfa 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/one_hot_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/one_hot_fp32.cc
@@ -206,9 +206,9 @@ kernel::LiteKernel *CpuOneHotFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/reverse_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/reverse_fp32.cc
index 47ed9878a1..3704bd2183 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/reverse_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/reverse_fp32.cc
@@ -154,9 +154,9 @@ kernel::LiteKernel *CpuReverseFp32KernelCreator(const std::vector<lite::Tensor *
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/roi_pooling_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/roi_pooling_fp32.cc
index e009e1c1ba..5c4eb45780 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/roi_pooling_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/roi_pooling_fp32.cc
@@ -135,9 +135,9 @@ kernel::LiteKernel *CpuROIPoolingFp32KernelCreator(const std::vector<lite::Tenso
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.cc
index dd916fa0f0..4b8bc92124 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.cc
@@ -103,9 +103,9 @@ kernel::LiteKernel *CpuSliceFp32KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc
index a5abe1074f..988d2bae32 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc
@@ -121,9 +121,9 @@ kernel::LiteKernel *CpuSpaceToDepthFp32KernelCreator(const std::vector<lite::Ten
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/stack_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/stack_fp32.cc
index 3ce64362de..0264a4509b 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/stack_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/stack_fp32.cc
@@ -94,9 +94,9 @@ kernel::LiteKernel *CpuStackFp32KernelCreator(const std::vector<lite::Tensor *>
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/activation_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/activation_int8.cc
index c21672094c..33d772edb9 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/activation_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/activation_int8.cc
@@ -71,9 +71,9 @@ kernel::LiteKernel *CpuActivationInt8KernelCreator(const std::vector<lite::Tenso
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << parameter->name_
                   << ", type: " << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/argminmax_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/argminmax_int8.cc
index f26d48b40b..7d824184f3 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/argminmax_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/argminmax_int8.cc
@@ -100,9 +100,9 @@ kernel::LiteKernel *CpuArgMinMaxInt8KernelCreator(const std::vector<lite::Tensor
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/batch_to_space_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/batch_to_space_int8.cc
index fd760b6094..cec88389b8 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/batch_to_space_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/batch_to_space_int8.cc
@@ -99,9 +99,9 @@ kernel::LiteKernel *CpuBatchToSpaceInt8KernelCreator(const std::vector<lite::Ten
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/concat_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/concat_int8.cc
index cae32f1224..4dc3b2b1f5 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/concat_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/concat_int8.cc
@@ -157,9 +157,9 @@ kernel::LiteKernel *CpuConcatInt8KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/convolution_depthwise_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/convolution_depthwise_int8.cc
index 81ebec4f77..3a0d1813a7 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/convolution_depthwise_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/convolution_depthwise_int8.cc
@@ -203,9 +203,9 @@ kernel::LiteKernel *CpuConvDwInt8KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/convolution_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/convolution_int8.cc
index 39591176bb..e75b3a0e17 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/convolution_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/convolution_int8.cc
@@ -274,9 +274,9 @@ kernel::LiteKernel *CpuConvInt8KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/crop_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/crop_int8.cc
index bbf0a89c76..c86ca1e5ee 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/crop_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/crop_int8.cc
@@ -104,9 +104,9 @@ kernel::LiteKernel *CpuCropInt8KernelCreator(const std::vector<lite::Tensor *> &
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_depthwise_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_depthwise_int8.cc
index 4813f2a26f..2f2931fb87 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_depthwise_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_depthwise_int8.cc
@@ -227,9 +227,9 @@ kernel::LiteKernel *CpuDeconvDwInt8KernelCreator(const std::vector<lite::Tensor
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_int8.cc
index 9f53921b24..642381d786 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/deconvolution_int8.cc
@@ -291,9 +291,9 @@ kernel::LiteKernel *CpuDeConvInt8KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/depth_to_space_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/depth_to_space_int8.cc
index d541dfd25b..1fa8235ca8 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/depth_to_space_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/depth_to_space_int8.cc
@@ -88,9 +88,9 @@ kernel::LiteKernel *CpuDepthToSpaceInt8KernelCreator(const std::vector<lite::Ten
 
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << op_parameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(op_parameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/fullconnection_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/fullconnection_int8.cc
index 49f4d0241c..57f3b0f1fe 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/fullconnection_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/fullconnection_int8.cc
@@ -290,9 +290,9 @@ kernel::LiteKernel *CpuFullConnectionInt8KernelCreator(const std::vector<lite::T
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/leaky_relu_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/leaky_relu_int8.cc
index 84690fa4db..4723c96d87 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/leaky_relu_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/leaky_relu_int8.cc
@@ -154,9 +154,9 @@ kernel::LiteKernel *CpuLeakyReluInt8KernelCreator(const std::vector<lite::Tensor
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/matmul_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/matmul_int8.cc
index a8e88edebe..649858958a 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/matmul_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/matmul_int8.cc
@@ -212,9 +212,9 @@ kernel::LiteKernel *CpuMatMulInt8KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/mul_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/mul_int8.cc
index 93ae94c5bb..04558658ca 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/mul_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/mul_int8.cc
@@ -236,9 +236,9 @@ kernel::LiteKernel *CpuMulInt8KernelCreator(const std::vector<lite::Tensor *> &i
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/pad_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/pad_int8.cc
index d901eb70e9..fa9ae52eb0 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/pad_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/pad_int8.cc
@@ -303,9 +303,9 @@ kernel::LiteKernel *CpuPadInt8KernelCreator(const std::vector<lite::Tensor *> &i
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/pooling_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/pooling_int8.cc
index a6542e4bf8..b0465a76e2 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/pooling_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/pooling_int8.cc
@@ -120,9 +120,9 @@ kernel::LiteKernel *CpuPoolingInt8KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/power_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/power_int8.cc
index 57abe0b883..56ecf17493 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/power_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/power_int8.cc
@@ -129,9 +129,9 @@ kernel::LiteKernel *CpuPowerInt8KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/reshape_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/reshape_int8.cc
index 511f4a834d..51557f6a35 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/reshape_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/reshape_int8.cc
@@ -99,9 +99,9 @@ kernel::LiteKernel *CpuReshapeInt8KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/resize_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/resize_int8.cc
index 55b19c6804..48492c4e8c 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/resize_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/resize_int8.cc
@@ -73,9 +73,12 @@ int ResizeInt8CPUKernel::Init() {
     return ret;
   }
   quant_in_ = new (std::nothrow) QuantArg;
-  MS_ASSERT(quant_in_);
   quant_out_ = new (std::nothrow) QuantArg;
-  MS_ASSERT(quant_out_);
+  multiplier_ = new (std::nothrow) QuantMulArg;
+  if (quant_in_ == nullptr || quant_out_ == nullptr || multiplier_ == nullptr) {
+    MS_LOG(ERROR) << "Memory allocation failed";
+    return RET_ERROR;
+  }
   auto input = in_tensors_.at(0);
   quant_in_->zp_ = input->quant_params().front().zeroPoint;
   quant_in_->scale_ = input->quant_params().front().scale;
@@ -83,8 +86,6 @@ int ResizeInt8CPUKernel::Init() {
   quant_out_->zp_ = output->quant_params().front().zeroPoint;
   quant_out_->scale_ = output->quant_params().front().scale;
 
-  multiplier_ = new (std::nothrow) QuantMulArg;
-  MS_ASSERT(multiplier_);
   QuantizeRoundParameter(quant_in_->scale_ / quant_out_->scale_, &multiplier_->multiplier_, &multiplier_->left_shift_,
                          &multiplier_->right_shift_);
   if (!InferShapeDone()) {
@@ -379,9 +380,9 @@ kernel::LiteKernel *CpuResizeInt8KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/softmax_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/softmax_int8.cc
index 732b9f67b2..dc403a33e7 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/softmax_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/softmax_int8.cc
@@ -147,9 +147,9 @@ kernel::LiteKernel *CpuSoftmaxInt8KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/split_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/split_int8.cc
index a4458da10f..2a074fac02 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/split_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/split_int8.cc
@@ -123,9 +123,9 @@ kernel::LiteKernel *CpuSplitInt8KernelCreator(const std::vector<lite::Tensor *>
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/squeeze_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/squeeze_int8.cc
index 866a539899..8369fae72c 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/squeeze_int8.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/squeeze_int8.cc
@@ -139,9 +139,9 @@ kernel::LiteKernel *CpuSqueezeInt8KernelCreator(const std::vector<lite::Tensor *
   }
   auto ret = kernel->Init();
   if (ret != RET_OK) {
-    delete kernel;
     MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
                   << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
     return nullptr;
   }
   return kernel;