diff options
| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2012-02-08 11:50:40 +0400 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2012-03-17 12:06:47 +0400 |
| commit | a50c29dd09ed14f8489677813a4b1c8b62dcf19d (patch) | |
| tree | 45d28e67b4fd04ce6df4c9c974d51d14a28f92d3 /drivers/net/ethernet/intel | |
| parent | 655309e944fd482e59850d55186571c1b2a91e55 (diff) | |
| download | linux-a50c29dd09ed14f8489677813a4b1c8b62dcf19d.tar.xz | |
ixgbe: Make certain that all frames fit minimum size requirements
This change makes certain that any packet we attempt to transmit will meet
minimum size requirements for the hardware.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index db1f17c3ed47..bf6d122e6f99 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -7162,11 +7162,27 @@ out_drop: return NETDEV_TX_OK; } -static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev) +static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb, + struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_ring *tx_ring; + if (skb->len <= 0) { + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + + /* + * The minimum packet size for olinfo paylen is 17 so pad the skb + * in order to meet this minimum size requirement. + */ + if (skb->len < 17) { + if (skb_padto(skb, 17)) + return NETDEV_TX_OK; + skb->len = 17; + } + tx_ring = adapter->tx_ring[skb->queue_mapping]; return ixgbe_xmit_frame_ring(skb, adapter, tx_ring); } |