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[MSVCRT] Fix _mbsnbcat_l parameter check

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This commit is contained in:
Timo Kreuzer
2026-02-01 11:46:59 +02:00
parent b9e38f04cd
commit b11532744d
1 changed files with 5 additions and 0 deletions
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dll/win32/msvcrt/mbcs.c
+5
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@@ -2513,6 +2513,11 @@ unsigned char* CDECL _mbsnbcat_l(unsigned char *dst, const unsigned char *src, s
{
pthreadmbcinfo mbcinfo;
#ifdef __REACTOS__
if (!len)
return dst;
#endif
if (!MSVCRT_CHECK_PMT(dst && src))
return NULL;