Commit bce56033 authored by Yuanjun Gong's avatar Yuanjun Gong Committed by David S. Miller
Browse files

drivers:net: fix return value check in ocelot_fdma_receive_skb 



ocelot_fdma_receive_skb should return false if an unexpected
value is returned by pskb_trim.

Signed-off-by: default avatarYuanjun Gong <ruc_gongyuanjun@163.com>
Reviewed-by: default avatarKuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 78a93c31

drivers/net/ethernet/mscc/ocelot_fdma.c

+2 −1
Original line number Diff line number Diff line
@@ -368,7 +368,8 @@ static bool ocelot_fdma_receive_skb(struct ocelot *ocelot, struct sk_buff *skb) 
	if (unlikely(!ndev))

		return false;



	pskb_trim(skb, skb->len - ETH_FCS_LEN);

	if (pskb_trim(skb, skb->len - ETH_FCS_LEN))

		return false;



	skb->dev = ndev;

	skb->protocol = eth_type_trans(skb, skb->dev);