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mlx4: fix XDP_TX is acting like XDP_PASS on TX ring full

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The XDP_TX action can fail transmitting the frame in case the TX ring
is full or port is down.  In case of TX failure it should drop the
frame, and not as now call 'break' which is the same as XDP_PASS.

Fixes: 9ecc2d8617 ("net/mlx4_en: add xdp forwarding and data write support")
Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Reviewed-by: Brenden Blanco <bblanco@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jesper Dangaard Brouer 2016-09-16 22:36:12 +02:00 committed by David S. Miller
parent 8ddda65315
commit 95357907ae
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/mellanox/mlx4/en_rx.c
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@ -906,7 +906,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
length, tx_index,
&doorbell_pending))
goto consumed;
break;
goto next; /* Drop on xmit failure */
default:
bpf_warn_invalid_xdp_action(act);
case XDP_ABORTED: