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bonding: drop read_lock in bond_compute_features

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

Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
nikolay@redhat.com 2013-09-02 13:51:42 +02:00 committed by David S. Miller
parent 9b7b165ac1
commit c48268611a
1 changed files with 3 additions and 7 deletions
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10
drivers/net/bonding/bond_main.c
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@ -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);
}