aboutsummaryrefslogtreecommitdiff
path: root/net/ipv4/igmp.c
diff options
context:
space:
mode:
authorMark Brown <[email protected]>2016-02-09 18:20:39 +0000
committerMark Brown <[email protected]>2016-02-09 18:20:39 +0000
commitfcdcc79628a1919bde9acf239e364f65bab6327c (patch)
tree5499be387cf3028c90ac083b1cf866ebed7bf7e0 /net/ipv4/igmp.c
parent7a8d44bc89e5cddcd5c0704a11a90484d36ba6ba (diff)
parenta0a90718f18264dc904d34a580f332006f5561e9 (diff)
Merge branch 'topic/acpi' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-pxa2xx
Diffstat (limited to 'net/ipv4/igmp.c')
-rw-r--r--net/ipv4/igmp.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 6baf36e11808..05e4cba14162 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -2126,7 +2126,7 @@ int ip_mc_leave_group(struct sock *sk, struct ip_mreqn *imr)
ASSERT_RTNL();
in_dev = ip_mc_find_dev(net, imr);
- if (!in_dev) {
+ if (!imr->imr_ifindex && !imr->imr_address.s_addr && !in_dev) {
ret = -ENODEV;
goto out;
}
@@ -2147,7 +2147,8 @@ int ip_mc_leave_group(struct sock *sk, struct ip_mreqn *imr)
*imlp = iml->next_rcu;
- ip_mc_dec_group(in_dev, group);
+ if (in_dev)
+ ip_mc_dec_group(in_dev, group);
/* decrease mem now to avoid the memleak warning */
atomic_sub(sizeof(*iml), &sk->sk_omem_alloc);