gdi32/emf: Check for allocation failure in GdiComment().

4fac4588 · Nikolay Sivov · Alexandre Julliard · 47a939e2 · 4fac4588
Commit 4fac4588 authored Nov 27, 2023 by Nikolay Sivov Committed by Alexandre Julliard Nov 30, 2023
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emfdc.c dlls/gdi32/emfdc.c +3 -0

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--- a/dlls/gdi32/emfdc.c
+++ b/dlls/gdi32/emfdc.c
@@ -2522,6 +2522,9 @@ BOOL WINAPI GdiComment( HDC hdc, UINT bytes, const BYTE *buffer )
    total = offsetof(EMRGDICOMMENT,Data) + aligned_size(bytes);

    emr = HeapAlloc(GetProcessHeap(), 0, total);
+    if (!emr)
+        return FALSE;
+
    emr->emr.iType = EMR_GDICOMMENT;
    emr->emr.nSize = total;
    emr->cbData = bytes;