msvcrt: Fix error handling for _mbscmp_l.

927a9a5a · Bartosz Kosiorek · Alexandre Julliard · eee55c35 · 927a9a5a
Commit 927a9a5a authored Oct 20, 2022 by Bartosz Kosiorek Committed by Alexandre Julliard Oct 24, 2022
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mbcs.c dlls/msvcrt/mbcs.c +2 -1

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--- a/dlls/msvcrt/mbcs.c
+++ b/dlls/msvcrt/mbcs.c
@@ -982,7 +982,8 @@ int CDECL _mbscmp_l(const unsigned char* str, const unsigned char* cmp, _locale_
 {
  pthreadmbcinfo mbcinfo;

-  if (!str || !cmp) return INT_MAX;
+  if (!MSVCRT_CHECK_PMT(str && cmp))
+    return _NLSCMPERROR;

  mbcinfo = locale ? locale->mbcinfo : get_mbcinfo();