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Code Issues Releases Wiki Activity

net: macb: move checksum clearing outside of spinlock

Browse source 
Move checksum clearing outside of spinlock. The SKB is protected by
networking lock (HARD_TX_LOCK()).

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Claudiu Beznea 2018-08-07 12:25:13 +03:00 committed by David S. Miller
parent d1c38957aa
commit 33729f25a3
1 changed files with 5 additions and 5 deletions
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10
drivers/net/ethernet/cadence/macb_main.c
View file

@ -1662,6 +1662,11 @@ static netdev_tx_t macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
bool is_lso, is_udp = 0;
netdev_tx_t ret = NETDEV_TX_OK;
if (macb_clear_csum(skb)) {
dev_kfree_skb_any(skb);
return ret;
}
is_lso = (skb_shinfo(skb)->gso_size != 0);
if (is_lso) {
@ -1717,11 +1722,6 @@ static netdev_tx_t macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_BUSY;
}
if (macb_clear_csum(skb)) {
dev_kfree_skb_any(skb);
goto unlock;
}
/* Map socket buffer for DMA transfer */
if (!macb_tx_map(bp, queue, skb, hdrlen)) {
dev_kfree_skb_any(skb);