diff options
| author | Alex Shi <alex.shi@linaro.org> | 2018-02-01 12:03:41 +0800 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2018-02-01 12:03:41 +0800 |
| commit | 9cebd248bd83dea5ead3f1ab5f3cbaf241588e37 (patch) | |
| tree | 5f2d8fd7122c345045c476d57cb7c5ad17a4f08b /net/can/af_can.c | |
| parent | 4f0ca2b2718d297c88b1c303f2d414327c537636 (diff) | |
| parent | 6c6f924f9c6294944ee6efb1bbd8cdb853582e50 (diff) | |
Merge tag 'v4.9.79' into linux-linaro-lsk-v4.9lsk-v4.9-18.02
This is the 4.9.79 stable release
Diffstat (limited to 'net/can/af_can.c')
| -rw-r--r-- | net/can/af_can.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c index 5488e4a6ccd0..ac1552d8b4ad 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -722,13 +722,12 @@ static int can_rcv(struct sk_buff *skb, struct net_device *dev, if (unlikely(!net_eq(dev_net(dev), &init_net))) goto drop; - if (WARN_ONCE(dev->type != ARPHRD_CAN || - skb->len != CAN_MTU || - cfd->len > CAN_MAX_DLEN, - "PF_CAN: dropped non conform CAN skbuf: " - "dev type %d, len %d, datalen %d\n", - dev->type, skb->len, cfd->len)) + if (unlikely(dev->type != ARPHRD_CAN || skb->len != CAN_MTU || + cfd->len > CAN_MAX_DLEN)) { + pr_warn_once("PF_CAN: dropped non conform CAN skbuf: dev type %d, len %d, datalen %d\n", + dev->type, skb->len, cfd->len); goto drop; + } can_receive(skb, dev); return NET_RX_SUCCESS; @@ -746,13 +745,12 @@ static int canfd_rcv(struct sk_buff *skb, struct net_device *dev, if (unlikely(!net_eq(dev_net(dev), &init_net))) goto drop; - if (WARN_ONCE(dev->type != ARPHRD_CAN || - skb->len != CANFD_MTU || - cfd->len > CANFD_MAX_DLEN, - "PF_CAN: dropped non conform CAN FD skbuf: " - "dev type %d, len %d, datalen %d\n", - dev->type, skb->len, cfd->len)) + if (unlikely(dev->type != ARPHRD_CAN || skb->len != CANFD_MTU || + cfd->len > CANFD_MAX_DLEN)) { + pr_warn_once("PF_CAN: dropped non conform CAN FD skbuf: dev type %d, len %d, datalen %d\n", + dev->type, skb->len, cfd->len); goto drop; + } can_receive(skb, dev); return NET_RX_SUCCESS; |