P4 to Git Change 1590524 by gandryey@gera-lnx-rcf on 2018/08/07 17:38:31

SWDEV-160552 - [CQE OCL][DTB][BD][Perf][QR][G] Soft hang is observed with ProRender after few subtests due to base driver.
	- Reset the pointer to  nullptr if PAL platform was destroyed

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/pal/paldevice.cpp#102 edit

rocclr/runtime/device/pal/paldevice.cpp

@@ -1218,12 +1218,16 @@ bool Device::init() {
 }
 
 void Device::tearDown() {
-  platform_->Destroy();
-  delete platformObj_;
+  if (platform_ != nullptr) {
+    platform_->Destroy();
+    delete platformObj_;
+    platform_ = nullptr;
+  }
 
 #if !defined(WITH_LIGHTNING_COMPILER)
   if (compiler_ != nullptr) {
     aclCompilerFini(compiler_);
+    compiler_ = nullptr;
   }
 #endif  // !defined(WITH_LIGHTNING_COMPILER)
 }