Avoid reading pass the end of the source buffer when it is not NUL
terminated. If this buffer is adjacent to an unmapped page or a version of C with bounds checked is used this may result in a crash. PR: 206178 Submitted by: Alexander Cherepanov <cherepan@mccme.ru> MFC after: 1 week
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=293856
@ -54,7 +54,7 @@ wcslcat(wchar_t *dst, const wchar_t *src, size_t siz)
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size_t dlen;
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/* Find the end of dst and adjust bytes left but don't go past end */
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while (*d != '\0' && n-- != 0)
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while (n-- != 0 && *d != '\0')
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d++;
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dlen = d - dst;
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n = siz - dlen;
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