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wine-winehq
Commit 4e2f4a9c authored by Alexandre Julliard's avatar Alexandre Julliard
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Check for NULL handle before calling HeapValidate.

parent d48372c1
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windows/winproc.c
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...@@ -260,7 +260,7 @@ static WINDOWPROC *WINPROC_GetPtr( WNDPROC16 handle ) ...@@ -260,7 +260,7 @@ static WINDOWPROC *WINPROC_GetPtr( WNDPROC16 handle )
/* Check for a linear pointer */ /* Check for a linear pointer */
if (HeapValidate( WinProcHeap, 0, (LPVOID)handle )) if (handle && HeapValidate( WinProcHeap, 0, (LPVOID)handle ))
{ {
ptr = (BYTE *)handle; ptr = (BYTE *)handle;
/* First check if it is the jmp address */ /* First check if it is the jmp address */
......
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