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Commit c4826861 authored by nikolay@redhat.com's avatar nikolay@redhat.com Committed by David S. Miller
Browse files

bonding: drop read_lock in bond_compute_features 



bond_compute_features is always called with RTNL held, so we can safely
drop the read bond->lock.

Signed-off-by: default avatarNikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9b7b165a

drivers/net/bonding/bond_main.c

+3 −7
Original line number Diff line number Diff line
@@ -1116,15 +1116,13 @@ static netdev_features_t bond_fix_features(struct net_device *dev, 


static void bond_compute_features(struct bonding *bond)

{

	struct slave *slave;

	struct net_device *bond_dev = bond->dev;

	unsigned int flags, dst_release_flag = IFF_XMIT_DST_RELEASE;

	netdev_features_t vlan_features = BOND_VLAN_FEATURES;

	unsigned short max_hard_header_len = ETH_HLEN;

	unsigned int gso_max_size = GSO_MAX_SIZE;

	struct net_device *bond_dev = bond->dev;

	u16 gso_max_segs = GSO_MAX_SEGS;

	unsigned int flags, dst_release_flag = IFF_XMIT_DST_RELEASE;



	read_lock(&bond->lock);

	struct slave *slave;



	if (list_empty(&bond->slave_list))

		goto done;
@@ -1150,8 +1148,6 @@ static void bond_compute_features(struct bonding *bond) 
	flags = bond_dev->priv_flags & ~IFF_XMIT_DST_RELEASE;

	bond_dev->priv_flags = flags | dst_release_flag;



	read_unlock(&bond->lock);



	netdev_change_features(bond_dev);

}