AcoSail/kernel_optimize_test
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net: ethernet: ti: cpsw: return NET_XMIT_DROP if skb_padto failed

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If skb_padto failed the skb has been dropped already, so it was
consumed, but it doesn't mean it was sent, thus no need to update
queue tx time, etc. So, return NET_XMIT_DROP as more appropriate.

Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ivan Khoronzhuk 2017-02-11 03:49:57 +02:00 committed by David S. Miller
parent 98eb253cbd
commit 1bf960502e
1 changed files with 1 additions and 1 deletions
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drivers/net/ethernet/ti/cpsw.c
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@ -1604,7 +1604,7 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
if (skb_padto(skb, CPSW_MIN_PACKET_SIZE)) {
cpsw_err(priv, tx_err, "packet pad failed\n");
ndev->stats.tx_dropped++;
return NETDEV_TX_OK;
return NET_XMIT_DROP;
}
if (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP &&