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authorLi, Liang Z <liang.z.li@intel.com>2015-06-27 07:17:26 +0800
committerDavid S. Miller <davem@davemloft.net>2015-06-28 16:49:14 -0700
commit905726c1c5a3ca620ba7d73c78eddfb91de5ce28 (patch)
treeb569b702c2a9dd0a9b941edf685147b1d16a47d9
parent96ac5cc9636318e7d92e72a3f1032456152a3a2f (diff)
downloadlinux-905726c1c5a3ca620ba7d73c78eddfb91de5ce28.tar.bz2
xen-netfront: Remove the meaningless code
The function netif_set_real_num_tx_queues() will return -EINVAL if the second parameter < 1, so call this function with the second parameter set to 0 is meaningless. Signed-off-by: Liang Li <liang.z.li@intel.com> Reviewed-by: David Vrabel <david.vrabel@citrix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/xen-netfront.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 56d8afd11077..1807cd175a96 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1245,10 +1245,6 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev)
np = netdev_priv(netdev);
np->xbdev = dev;
- /* No need to use rtnl_lock() before the call below as it
- * happens before register_netdev().
- */
- netif_set_real_num_tx_queues(netdev, 0);
np->queues = NULL;
err = -ENOMEM;
@@ -1900,9 +1896,6 @@ abort_transaction_no_dev_fatal:
xennet_disconnect_backend(info);
kfree(info->queues);
info->queues = NULL;
- rtnl_lock();
- netif_set_real_num_tx_queues(info->netdev, 0);
- rtnl_unlock();
out:
return err;
}