Author: simon
Date: Sat Apr 23 13:07:35 2011
New Revision: 220968
URL: http://svn.freebsd.org/changeset/base/220968
Log:
Check return code of setuid() in traceroute.
While it will not fail in normal circumstances, better safe than sorry.
Reported by: LLVM's clang static analyzer
MFC after: 3 days
Modified:
head/contrib/traceroute/traceroute.c
Modified: head/contrib/traceroute/traceroute.c
==============================================================================
--- head/contrib/traceroute/traceroute.c Sat Apr 23 11:22:48 2011
(r220967)
+++ head/contrib/traceroute/traceroute.c Sat Apr 23 13:07:35 2011
(r220968)
@@ -509,7 +509,10 @@ main(int argc, char **argv)
sockerrno = errno;
}
- setuid(getuid());
+ if (setuid(getuid()) != 0) {
+ perror("setuid()");
+ exit(1);
+ }
#ifdef IPCTL_DEFTTL
{
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