diff options
| author | Yuanjun Gong <ruc_gongyuanjun@163.com> | 2023-07-17 22:46:52 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-07-19 12:27:09 +0100 |
| commit | bce5603365d8184734ba7e6b22e74bd2c90a7167 (patch) | |
| tree | 443d914e1a56d91eef4c2b9e03122212354abc38 /drivers/net/ethernet/mscc | |
| parent | 78a93c31003cc53aca5d67b1bbe2d5b9fc37cc4d (diff) | |
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: Yuanjun Gong <ruc_gongyuanjun@163.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mscc')
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_fdma.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mscc/ocelot_fdma.c b/drivers/net/ethernet/mscc/ocelot_fdma.c index 8e3894cf5f7c..83a3ce0c568e 100644 --- a/drivers/net/ethernet/mscc/ocelot_fdma.c +++ b/drivers/net/ethernet/mscc/ocelot_fdma.c @@ -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); |