Author: bz
Date: Tue Jan 24 13:57:30 2012
New Revision: 230506
URL: http://svn.freebsd.org/changeset/base/230506
Log:
Plug a possible ifa_ref leak in case of premature return from in6_purgeaddr().
Reviewed by: rwatson
MFC after: 3 days
Modified:
head/sys/netinet6/in6.c
Modified: head/sys/netinet6/in6.c
==============================================================================
--- head/sys/netinet6/in6.c Tue Jan 24 13:23:52 2012 (r230505)
+++ head/sys/netinet6/in6.c Tue Jan 24 13:57:30 2012 (r230506)
@@ -1477,6 +1477,8 @@ in6_purgeaddr(struct ifaddr *ifa)
}
cleanup:
+ if (ifa0 != NULL)
+ ifa_free(ifa0);
plen = in6_mask2len(&ia->ia_prefixmask.sin6_addr, NULL); /* XXX */
if ((ia->ia_flags & IFA_ROUTE) && plen == 128) {
@@ -1501,8 +1503,6 @@ cleanup:
return;
ia->ia_flags &= ~IFA_ROUTE;
}
- if (ifa0 != NULL)
- ifa_free(ifa0);
in6_unlink_ifa(ia, ifp);
}
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