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bonding: remove unwanted lock for bond_option_active_slave_set() 

The bond_option_active_slave_set() is always called in RTNL,
the RTNL could protect bond slave list, so remove the unwanted
bond lock.

Suggested-by: Jay Vosburgh <fubar@us.ibm.com>
Suggested-by: Veaceslav Falico <vfalico@redhat.com>
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
dingtianhong 2013-12-13 10:20:17 +08:00 committed by David S. Miller
parent be79bd048a
commit 4e789fc1a6
1 changed files with 0 additions and 2 deletions
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2
drivers/net/bonding/bond_options.c
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@ -107,7 +107,6 @@ int bond_option_active_slave_set(struct bonding *bond,
} }
block_netpoll_tx(); block_netpoll_tx();
read_lock(&bond->lock);
write_lock_bh(&bond->curr_slave_lock); write_lock_bh(&bond->curr_slave_lock);
/* check to see if we are clearing active */ /* check to see if we are clearing active */
@ -142,7 +141,6 @@ int bond_option_active_slave_set(struct bonding *bond,
} }
write_unlock_bh(&bond->curr_slave_lock); write_unlock_bh(&bond->curr_slave_lock);
read_unlock(&bond->lock);
unblock_netpoll_tx(); unblock_netpoll_tx();
return ret; return ret;
} }