From 063ad1f1d341f634d13a40416fa52dd807f9d28b Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Mon, 21 Dec 2020 15:41:01 +0100
Subject: [PATCH] Check return value of EnableTraceEx2().

---
 client/TracySysTrace.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/client/TracySysTrace.cpp b/client/TracySysTrace.cpp
index b1c09c18..5ac945aa 100644
--- a/client/TracySysTrace.cpp
+++ b/client/TracySysTrace.cpp
@@ -301,7 +301,11 @@ static void SetupVsync()
     params.FilterDescCount = 1;
 
     uint64_t mask = 0x4000000000000001;   // Microsoft_Windows_DxgKrnl_Performance | Base
-    EnableTraceEx2( s_traceHandleVsync, &DxgKrnlGuid, EVENT_CONTROL_CODE_ENABLE_PROVIDER, TRACE_LEVEL_INFORMATION, mask, mask, 0, &params );
+    if( EnableTraceEx2( s_traceHandleVsync, &DxgKrnlGuid, EVENT_CONTROL_CODE_ENABLE_PROVIDER, TRACE_LEVEL_INFORMATION, mask, mask, 0, &params ) != ERROR_SUCCESS )
+    {
+        tracy_free( s_propVsync );
+        return;
+    }
 
     char loggerName[MAX_PATH];
     strcpy( loggerName, "TracyVsync" );