1 files changed, 3 insertions, 1 deletions

diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index f90091a1b9ce..c2dd65d9f38d 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -647,7 +647,9 @@ static int sctp_inetaddr_event(struct notifier_block *this, unsigned long ev,
                 spin_lock_bh(&sctp_local_addr_lock);
                 list_for_each_entry_safe(addr, temp,
                                         &sctp_local_addr_list, list) {
-                        if (addr->a.v4.sin_addr.s_addr == ifa->ifa_local) {
+                        if (addr->a.sa.sa_family == AF_INET &&
+                                        addr->a.v4.sin_addr.s_addr ==
+                                        ifa->ifa_local) {
                                 found = 1;
                                 addr->valid = 0;
                                 list_del_rcu(&addr->list);