Fixing bugs in utils

llvm/projects/hpvm-tensor-rt/dnn_sources/include/utils.h

@@ -218,7 +218,7 @@ void* readInputTensor(char* file_name, int data_type, int dim1_size, int dim2_si
 
 
 
-struct Tensor* readTrainedWeights(char* file_name, int data_type,
+struct Tensor* readTrainedWeights(const char* file_name, int data_type,
 				  int dim1_size, int dim2_size,
 				  int dim3_size, int dim4_size){
 
@@ -254,7 +254,7 @@ struct Tensor* readTrainedWeights(char* file_name, int data_type,
 }
 
 
-uint8_t* readLabels(char* labels_file, int num_labels){
+uint8_t* readLabels(const char* labels_file, int num_labels){
 
   uint8_t* labels = (uint8_t*) malloc(sizeof(uint8_t) * num_labels);
   FILE* file = fopen(labels_file, "rb");