[PATCH net] be2net: fix potential memory leak in be_xmit()

[Wang Hai <wanghai38@huawei.com>]

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>
---
 drivers/net/ethernet/emulex/benet/be_main.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index a8596ebcdfd6..80bbbbe75bc4 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -1392,10 +1392,12 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev)
 	if (be_send_pkt_to_bmc(adapter, &skb)) {
 		BE_WRB_F_SET(wrb_params.features, OS2BMC, 1);
 		wrb_cnt = be_xmit_enqueue(adapter, txo, skb, &wrb_params);
-		if (unlikely(!wrb_cnt))
+		if (unlikely(!wrb_cnt)) {
+			dev_kfree_skb_any(skb);
 			goto drop;
-		else
+		} else {
 			skb_get(skb);
+		}
 	}
 
 	if (be_is_txq_full(txo)) {
-- 
2.17.1