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psl.c: fix strndup replacement 

Do not copy more bytes than the src string length.
This commit is contained in:
Giuseppe Scrivano 2015-02-28 18:52:47 +01:00
parent 225c557e23
commit 7a07205f1b
1 changed files with 7 additions and 1 deletions
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8
src/psl.c
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@ -93,7 +93,13 @@
static char *strndup(const char *s, size_t n) static char *strndup(const char *s, size_t n)
{ {
char *dst = malloc(n + 1); char *dst;
size_t s_len = strlen(s);
if (s_len > n)
n = s_len;
dst = malloc(n + 1);
if (dst) { if (dst) {
memcpy(dst, s, n); memcpy(dst, s, n);