Merge pull request #2093 from lslusarczyk/memleak-fix

fixed issue #1990, L0 leaks checker counts successful create/destroy only

source/adapters/level_zero/adapter.cpp

@@ -188,12 +188,11 @@ void globalAdapterOnDemandCleanup() {
 }
 
 ur_result_t adapterStateTeardown() {
-  bool LeakFound = false;
-
   // Print the balance of various create/destroy native calls.
   // The idea is to verify if the number of create(+) and destroy(-) calls are
   // matched.
   if (ZeCallCount && (UrL0LeaksDebug) != 0) {
+    bool LeakFound = false;
     // clang-format off
     //
     // The format of this table is such that each row accounts for a
@@ -276,11 +275,12 @@ ur_result_t adapterStateTeardown() {
     ZeCallCount->clear();
     delete ZeCallCount;
     ZeCallCount = nullptr;
+    if (LeakFound)
+      return UR_RESULT_ERROR_INVALID_MEM_OBJECT;
   }
-  if (LeakFound)
-    return UR_RESULT_ERROR_INVALID_MEM_OBJECT;
-    // Due to multiple DLLMain definitions with SYCL, register to cleanup the
-    // Global Adapter after refcnt is 0
+
+  // Due to multiple DLLMain definitions with SYCL, register to cleanup the
+  // Global Adapter after refcnt is 0
 #if defined(_WIN32)
   umfTearDown();
   std::atexit(globalAdapterOnDemandCleanup);

source/adapters/level_zero/common.cpp

@@ -145,11 +145,14 @@ ze_result_t ZeCall::doCall(ze_result_t ZeResult, const char *ZeName,
                            const char *ZeArgs, bool TraceError) {
   logger::debug("ZE ---> {}{}", ZeName, ZeArgs);
 
-  if (UrL0LeaksDebug) {
-    ++(*ZeCallCount)[ZeName];
+  if (ZeResult == ZE_RESULT_SUCCESS) {
+    if (UrL0LeaksDebug) {
+      ++(*ZeCallCount)[ZeName];
+    }
+    return ZE_RESULT_SUCCESS;
   }
 
-  if (ZeResult && TraceError) {
+  if (TraceError) {
     const char *ErrorString = "Unknown";
     zeParseError(ZeResult, ErrorString);
     logger::error("Error ({}) in {}", ErrorString, ZeName);