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Check return code of setuid() in traceroute.

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While it will not fail in normal circumstances, better safe than sorry.

Reported by:	LLVM's clang static analyzer
MFC after:	3 days
This commit is contained in:
Simon L. B. Nielsen 2011-04-23 13:07:35 +00:00
parent c65c068a5f
commit 04e7229db5
1 changed files with 4 additions and 1 deletions
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5
contrib/traceroute/traceroute.c
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@ -509,7 +509,10 @@ main(int argc, char **argv)
sockerrno = errno; sockerrno = errno;
} }
setuid(getuid()); if (setuid(getuid()) != 0) {
perror("setuid()");
exit(1);
}
#ifdef IPCTL_DEFTTL #ifdef IPCTL_DEFTTL
{ {