From: Tushar Dave <tushar.n.dave@intel.com>
Date: Fri, 14 Sep 2012 04:24:49 +0000 (+0000)
Subject: ixgbe: Correcting small packet padding
X-Git-Tag: v3.8-rc1~139^2~583^2~3
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=71a49f777d6caa84b2b8ea376fcf181fe221d063;p=~emulex%2Finfiniband.git

ixgbe: Correcting small packet padding

Driver pad skb up to 17 bytes because of the HW requirement. However, that code
implementation mess up the skb tail pointer after padding. This patch sets
skb->tail correctly.

Signed-off-by: Tushar Dave <tushar.n.dave@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 46bf0fde1a6..c1ce6e9cc67 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -6538,6 +6538,7 @@ static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb,
 		if (skb_pad(skb, 17 - skb->len))
 			return NETDEV_TX_OK;
 		skb->len = 17;
+		skb_set_tail_pointer(skb, 17);
 	}
 
 	tx_ring = adapter->tx_ring[skb->queue_mapping];