[cwittich] 31763: don't crash on thread detach - now Diablo 2 videotest isn't crashing anymore

Author: cwittich
Date: Sun Jan 13 18:42:23 2008
New Revision: 31763

URL: http://svn.reactos.org/svn/reactos?rev=31763&view=rev
Log:
don't crash on thread detach - now Diablo 2 videotest isn't crashing anymore

Modified:
    trunk/reactos/dll/win32/opengl32/opengl32.c
    trunk/reactos/dll/win32/opengl32/wgl.c

Modified: trunk/reactos/dll/win32/opengl32/opengl32.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/opengl32/opengl3…
==============================================================================
--- trunk/reactos/dll/win32/opengl32/opengl32.c (original)
+++ trunk/reactos/dll/win32/opengl32/opengl32.c Sun Jan 13 18:42:23 2008
@@ -91,6 +91,7 @@
 		if (!HeapFree( GetProcessHeap(), 0, lpData ))
 			DBGPRINT( "Warning: HeapFree() on GLTHREADDATA failed (%d)",
 			          GetLastError() );
+		lpData = NULL;
 	}
 
 	dispatchTable = NtCurrentTeb()->glTable;

Modified: trunk/reactos/dll/win32/opengl32/wgl.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/opengl32/wgl.c?r…
==============================================================================
--- trunk/reactos/dll/win32/opengl32/wgl.c (original)
+++ trunk/reactos/dll/win32/opengl32/wgl.c Sun Jan 13 18:42:23 2008
@@ -978,6 +978,9 @@
 
 	DBGTRACE( "Called!" );
 
+	if (OPENGL32_threaddata == NULL)
+		return FALSE;
+
 	/* flush current context */
 	if (OPENGL32_threaddata->glrc != NULL)
 	{