ipv6: Don't dev_hold(dev) in ip6_mc_find_dev_rcu.
authorRongQing.Li <roy.qing.li@gmail.com>
Thu, 15 Mar 2012 22:54:14 +0000 (22:54 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sat, 17 Mar 2012 04:56:42 +0000 (21:56 -0700)
commitc577923756b7fe9071f28a76b66b83b306d1d001
tree3cdb24e829bf58f5a319c9e9dca491ce295276e1
parentb8fbaef586176f6abe0eb7887ddae66e99898b79
ipv6: Don't dev_hold(dev) in ip6_mc_find_dev_rcu.

ip6_mc_find_dev_rcu() is called with rcu_read_lock(), so don't
need to dev_hold().
With dev_hold(), not corresponding dev_put(), will lead to leak.

[ bug introduced in 96b52e61be1 (ipv6: mcast: RCU conversions) ]

Signed-off-by: RongQing.Li <roy.qing.li@gmail.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/mcast.c