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

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4fac4588bb5260b717c9bbeffabd33b06ac0a33b
URL:    https://gitlab.winehq.org/wine/wine/-/commit/4fac4588bb5260b717c9bbeffabd33b...

Author: Nikolay Sivov <nsivov(a)codeweavers.com>
Date:   Mon Nov 27 08:42:15 2023 +0100

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

---

 dlls/gdi32/emfdc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dlls/gdi32/emfdc.c b/dlls/gdi32/emfdc.c
index a3e263ae2a0..0d53fe8d553 100644
--- 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;