From: dingtianhong Date: Fri, 13 Dec 2013 02:20:17 +0000 (+0800) Subject: bonding: remove unwanted lock for bond_option_active_slave_set() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4e789fc1a62d4c25726ee053044399d71471fe2f;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git 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 Suggested-by: Veaceslav Falico Signed-off-by: Ding Tianhong Signed-off-by: David S. Miller --- diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index dfef673d53d1..600779e5904f 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -107,7 +107,6 @@ int bond_option_active_slave_set(struct bonding *bond, } block_netpoll_tx(); - read_lock(&bond->lock); write_lock_bh(&bond->curr_slave_lock); /* 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); - read_unlock(&bond->lock); unblock_netpoll_tx(); return ret; }