David S. Miller 50ba56ca77 netpoll: Fix missing TXQ unlock and and OOPS. ...

[ Upstream commit aca5f58f9b ]

The VLAN tag handling code in netpoll_send_skb_on_dev() has two problems.

1) It exits without unlocking the TXQ.

2) It then tries to queue a NULL skb to npinfo->txq.

Reported-by: Ahmed Tamrawi <atamrawi@iastate.edu>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2014-01-15 15:28:50 -08:00

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