summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMartin Pieuchot <mpi@cvs.openbsd.org>2015-12-01 10:03:54 +0000
committerMartin Pieuchot <mpi@cvs.openbsd.org>2015-12-01 10:03:54 +0000
commitf5bf1129c7f778e9d4486d80029f558979fddf52 (patch)
tree736ffd85b0987f169c312cdb2830e3ff14dab3d1
parent01b3f3a5fd053fba2994ac8e0233430eba46f632 (diff)
Remove "just for safety" over engineering checks.
ifa->ifa_addr must not be NULL when an ifa is on a per-interface list of addresses. ok bluhm@, sthen@, benno@, millert@
-rw-r--r--sys/netinet6/in6.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c
index bfc18499ec8..6e4534c23a6 100644
--- a/sys/netinet6/in6.c
+++ b/sys/netinet6/in6.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: in6.c,v 1.179 2015/11/18 13:58:02 mpi Exp $ */
+/* $OpenBSD: in6.c,v 1.180 2015/12/01 10:03:53 mpi Exp $ */
/* $KAME: in6.c,v 1.372 2004/06/14 08:14:21 itojun Exp $ */
/*
@@ -1223,8 +1223,6 @@ in6_ifinit(struct ifnet *ifp, struct in6_ifaddr *ia6, int newhost)
* and to validate the address if necessary.
*/
TAILQ_FOREACH(ifa, &ifp->if_addrlist, ifa_list) {
- if (ifa->ifa_addr == NULL)
- continue; /* just for safety */
if (ifa->ifa_addr->sa_family != AF_INET6)
continue;
ifacount++;
@@ -1411,8 +1409,6 @@ in6ifa_ifpforlinklocal(struct ifnet *ifp, int ignoreflags)
struct ifaddr *ifa;
TAILQ_FOREACH(ifa, &ifp->if_addrlist, ifa_list) {
- if (ifa->ifa_addr == NULL)
- continue; /* just for safety */
if (ifa->ifa_addr->sa_family != AF_INET6)
continue;
if (IN6_IS_ADDR_LINKLOCAL(IFA_IN6(ifa))) {
@@ -1435,8 +1431,6 @@ in6ifa_ifpwithaddr(struct ifnet *ifp, struct in6_addr *addr)
struct ifaddr *ifa;
TAILQ_FOREACH(ifa, &ifp->if_addrlist, ifa_list) {
- if (ifa->ifa_addr == NULL)
- continue; /* just for safety */
if (ifa->ifa_addr->sa_family != AF_INET6)
continue;
if (IN6_ARE_ADDR_EQUAL(addr, IFA_IN6(ifa)))