5.4-stable review patch. If anyone has any objections, please let me know.
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From: Wang Hai wanghai38@huawei.com
[ Upstream commit e4dd8bfe0f6a23acd305f9b892c00899089bd621 ]
The be_xmit() returns NETDEV_TX_OK without freeing skb in case of be_xmit_enqueue() fails, add dev_kfree_skb_any() to fix it.
Fixes: 760c295e0e8d ("be2net: Support for OS2BMC.") Signed-off-by: Wang Hai wanghai38@huawei.com Reviewed-by: Simon Horman horms@kernel.org Reviewed-by: Kalesh AP kalesh-anakkur.purayil@broadcom.com Message-ID: 20241015144802.12150-1-wanghai38@huawei.com Signed-off-by: Andrew Lunn andrew@lunn.ch Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/emulex/benet/be_main.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index a7a3e2ee06768..51dddf63d40f7 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -1383,10 +1383,8 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev) be_get_wrb_params_from_skb(adapter, skb, &wrb_params);
wrb_cnt = be_xmit_enqueue(adapter, txo, skb, &wrb_params); - if (unlikely(!wrb_cnt)) { - dev_kfree_skb_any(skb); - goto drop; - } + if (unlikely(!wrb_cnt)) + goto drop_skb;
/* if os2bmc is enabled and if the pkt is destined to bmc, * enqueue the pkt a 2nd time with mgmt bit set. @@ -1395,7 +1393,7 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev) BE_WRB_F_SET(wrb_params.features, OS2BMC, 1); wrb_cnt = be_xmit_enqueue(adapter, txo, skb, &wrb_params); if (unlikely(!wrb_cnt)) - goto drop; + goto drop_skb; else skb_get(skb); } @@ -1409,6 +1407,8 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev) be_xmit_flush(adapter, txo);
return NETDEV_TX_OK; +drop_skb: + dev_kfree_skb_any(skb); drop: tx_stats(txo)->tx_drv_drops++; /* Flush the already enqueued tx requests */