Kernel/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-01-12 08:09:56 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

net: lantiq_etop: don't free skb when returning NETDEV_TX_BUSY

Browse Source 
The ndo_start_xmit() method must not free skb when returning
NETDEV_TX_BUSY, since caller is going to requeue freed skb.

Fixes: 504d4721ee8e ("MIPS: Lantiq: Add ethernet driver")
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zhang Changzhong 2022-10-21 09:32:24 +08:00 committed by David S. Miller
parent d266935ac4
commit 9c1eaa27ec
1 changed files with 0 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/lantiq_etop.c
View File

@ -485,7 +485,6 @@ ltq_etop_tx(struct sk_buff *skb, struct net_device *dev)
len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len;
if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) || ch->skb[ch->dma.desc]) {
dev_kfree_skb_any(skb);
netdev_err(dev, "tx ring full\n");
netif_tx_stop_queue(txq);
return NETDEV_TX_BUSY;