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StringUtils: fix a possible segfault

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李通洲 2025-02-14 18:40:37 +08:00
parent fae8d1dd10
commit c081268b7c
1 changed files with 1 additions and 1 deletions
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2
src/util/stringUtils.h
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@ -83,7 +83,7 @@ static inline bool ffCharIsDigit(char c)
// Copies at most (dstBufSiz - 1) bytes from src to dst; dst is always null-terminated
static inline char* ffStrCopy(char* __restrict__ dst, const char* __restrict__ src, size_t dstBufSiz)
{
if (__builtin_expect(dst == NULL, false)) return dst;
if (__builtin_expect(dst == NULL, false) || dstBufSiz == 0) return dst;
size_t len = strnlen(src, dstBufSiz - 1);
memcpy(dst, src, len);