kernel32: Fix OutputDebugStringA called with NULL pointer.

68aa42a4 · Stefan Leichter · Alexandre Julliard · e16bcda4 · 68aa42a4
Commit 68aa42a4 authored May 30, 2012 by Stefan Leichter Committed by Alexandre Julliard May 31, 2012
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debugger.c dlls/kernel32/debugger.c +2 -0

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--- a/dlls/kernel32/debugger.c
+++ b/dlls/kernel32/debugger.c
@@ -245,6 +245,8 @@ void WINAPI OutputDebugStringA( LPCSTR str )
    static HANDLE DBWinMutex = NULL;
    static BOOL mutex_inited = FALSE;

+    if (!str) str = "";
+
    /* send string to attached debugger */
    SERVER_START_REQ( output_debug_string )
    {