Author: glebius
Date: Wed Jan 4 07:01:23 2012
New Revision: 229465
URL: http://svn.freebsd.org/changeset/base/229465
Log:
Use correct locking when traversing interface address list.
Reviewed by: bz
Modified:
head/sys/netinet6/in6.c
Modified: head/sys/netinet6/in6.c
==============================================================================
--- head/sys/netinet6/in6.c Wed Jan 4 04:17:03 2012 (r229464)
+++ head/sys/netinet6/in6.c Wed Jan 4 07:01:23 2012 (r229465)
@@ -2244,9 +2244,7 @@ in6_ifawithifp(struct ifnet *ifp, struct
IF_ADDR_UNLOCK(ifp);
return (besta);
}
- IF_ADDR_UNLOCK(ifp);
- IN6_IFADDR_RLOCK();
TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
if (ifa->ifa_addr->sa_family != AF_INET6)
continue;
@@ -2264,10 +2262,10 @@ in6_ifawithifp(struct ifnet *ifp, struct
if (ifa != NULL)
ifa_ref(ifa);
- IN6_IFADDR_RUNLOCK();
+ IF_ADDR_UNLOCK(ifp);
return (struct in6_ifaddr *)ifa;
}
- IN6_IFADDR_RUNLOCK();
+ IF_ADDR_UNLOCK(ifp);
/* use the last-resort values, that are, deprecated addresses */
if (dep[0])
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