While reviewing net/core/dev_mcast.c I found what I think is an
infinite loop on dev_mc_unsync(). This fixes it. We make use of
this guy on mac80211 in ieee80211_stop(). This is untested.
Signed-off-by: Luis R. Rodriguez <mcgrof@xxxxxxxxxxxxxxxxxx>
diff --git a/net/core/dev_mcast.c b/net/core/dev_mcast.c
index 15241cf..5373c03 100644
--- a/net/core/dev_mcast.c
+++ b/net/core/dev_mcast.c
@@ -168,8 +168,10 @@ void dev_mc_unsync(struct net_device *to, struct net_device *from)
da = from->mc_list;
while (da != NULL) {
next = da->next;
- if (!da->da_synced)
+ if (!da->da_synced) {
+ da = next;
continue;
+ }
__dev_addr_delete(&to->mc_list, &to->mc_count,
da->da_addr, da->da_addrlen, 0);
da->da_synced = 0;
-
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