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| author | Joe Perches <joe@perches.com> | 2007-11-10 21:36:04 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2007-11-10 21:36:04 -0800 |
| commit | e9671fcb3bef1fe2e71aa0456bd5b7eec9e8de4d (patch) | |
| tree | a90b0faa96659acb47468cba910311e370158980 /net/core | |
| parent | 03f49f345749abc08bc84b835433c94eea6e972b (diff) | |
| download | linux-e9671fcb3bef1fe2e71aa0456bd5b7eec9e8de4d.tar.gz linux-e9671fcb3bef1fe2e71aa0456bd5b7eec9e8de4d.tar.bz2 linux-e9671fcb3bef1fe2e71aa0456bd5b7eec9e8de4d.zip | |
[NET]: Fix infinite loop in dev_mc_unsync().
From: Joe Perches <joe@perches.com>
Based upon an initial patch and report by Luis R. Rodriguez.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/dev_mcast.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/net/core/dev_mcast.c b/net/core/dev_mcast.c index ae354057d84c..647973daca2b 100644 --- a/net/core/dev_mcast.c +++ b/net/core/dev_mcast.c @@ -168,13 +168,13 @@ 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) - continue; - __dev_addr_delete(&to->mc_list, &to->mc_count, - da->da_addr, da->da_addrlen, 0); - da->da_synced = 0; - __dev_addr_delete(&from->mc_list, &from->mc_count, - da->da_addr, da->da_addrlen, 0); + if (da->da_synced) { + __dev_addr_delete(&to->mc_list, &to->mc_count, + da->da_addr, da->da_addrlen, 0); + da->da_synced = 0; + __dev_addr_delete(&from->mc_list, &from->mc_count, + da->da_addr, da->da_addrlen, 0); + } da = next; } __dev_set_rx_mode(to); |