Eric Dumazet b8fbaef586 wimax/i2400m: fix erroneous NETDEV_TX_BUSY use
A driver start_xmit() method cannot free skb and return NETDEV_TX_BUSY,
since caller is going to reuse freed skb.

In fact netif_tx_stop_queue() / netif_stop_queue() is needed before
returning NETDEV_TX_BUSY or you can trigger a ksoftirqd fatal loop.

In case of memory allocation error, only safe way is to drop the packet
and return NETDEV_TX_OK

Also increments tx_dropped counter

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-03-16 02:01:41 -07:00
..
2012-02-06 14:37:52 -05:00
2012-01-26 18:36:48 +00:00
2012-02-02 14:00:43 +05:30
2012-02-09 15:41:29 -05:00
2012-03-08 17:21:51 -08:00
2012-02-27 10:09:52 -06:00
2012-02-01 19:35:21 +01:00
2012-02-13 11:57:58 -07:00
2012-02-01 15:26:00 -05:00
2012-01-13 10:12:23 -08:00
2012-03-02 15:21:15 -08:00
2012-01-11 23:58:47 -05:00