P4 to Git Change 1772193 by mshivama@mshivama_tf on 2019/04/19 09:39:39

SWDEV-187020 -  Basic "Hello World" Tensorflow program fails to execute on HIP/VDI/PAL/LINUX

	the API hiDeviceGetName() should pass the length of device name as argument to strncpy() instead
	of total (dest) memory size which is being passed to it by its caller. Also, bit of a code clean-up.

Affected files ...

... //depot/stg/opencl/drivers/opencl/api/hip/hip_device.cpp#18 edit


[ROCm/hip commit: 7a1d02c8a1]

projects/hip/api/hip/hip_device.cpp

@@ -110,15 +110,19 @@ hipError_t hipDeviceGetName(char *name, int len, hipDevice_t device) {
     HIP_RETURN(hipErrorInvalidDevice);
   }
 
-  if (name == nullptr) {
+  if (name == nullptr || len <= 0) {
     HIP_RETURN(hipErrorInvalidValue);
   }
 
   auto* deviceHandle = g_devices[device]->devices()[0];
   const auto& info = deviceHandle->info();
+  const auto nameLen = ::strlen(info.boardName_);
 
-  len = ((cl_uint)len < ::strlen(info.boardName_)) ? len : 128;
-  ::strncpy(name, info.boardName_, len);
+  if (nameLen > (cl_uint)len) {
+    HIP_RETURN(hipErrorInvalidValue);
+  }
+
+  ::strncpy(name, info.boardName_, nameLen);
 
   HIP_RETURN(hipSuccess);
 }