tree fba23c6f67d2b6c42e70c02bf4b7a4bf25dbc103
parent b3a5b6cc7cab89dcc3301add750f88019d910a2b
author Eric Dumazet <eric.dumazet@gmail.com> 1254315813 +0000
committer David S. Miller <davem@davemloft.net> 1254727314 -0700

pktgen: Avoid dirtying skb->users when txq is full

We can avoid two atomic ops on skb->users if packet is not going to be
sent to the device (because hardware txqueue is full)

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>