tuntap: remove unnecessary sk_receive_queue length check during xmit

After commit 1576d98605 ("tun: switch to use skb array for tx"),
sk_receive_queue was not used any more. So remove the uncessary
sk_receive_queue length check during xmit.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang 2016-11-23 10:26:49 +08:00 • committed by David S. Miller
commit 436accebb5