diff options
| author | David S. Miller | 2015-06-23 06:42:12 -0700 |
|---|---|---|
| committer | David S. Miller | 2015-06-23 06:42:12 -0700 |
| commit | 5b3f87dbc7faecbf4c97b4abbdf4cdc5bf070fd8 (patch) | |
| tree | 997815cb0610d5af63978e7190084986af6482b9 | |
| parent | 26c0a14f34fdcdcc82ac278a511fd86597e608e3 (diff) | |
| parent | 36c01245eb8046c16eee6431e7dbfbb302635fa8 (diff) | |
Merge tag 'linux-can-fixes-for-4.1-20150621' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can
Marc Kleine-Budde says:
====================
Oliver Hartkopp fixed a bug in the generic CAN frame handling code, which may
lead to loss of CAN frames. It was introduced during v4.1 development.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
gpg: Signature made Sun 21 Jun 2015 09:59:36 AM PDT using RSA key ID C9B5CFC7
| -rw-r--r-- | drivers/net/can/dev.c | 5 | ||||
| -rw-r--r-- | drivers/net/can/slcan.c | 1 | ||||
| -rw-r--r-- | drivers/net/can/vcan.c | 3 | ||||
| -rw-r--r-- | net/can/af_can.c | 6 |
4 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index b0f69248cb71..e9b1810d319f 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -440,6 +440,9 @@ unsigned int can_get_echo_skb(struct net_device *dev, unsigned int idx) struct can_frame *cf = (struct can_frame *)skb->data; u8 dlc = cf->can_dlc; + if (!(skb->tstamp.tv64)) + __net_timestamp(skb); + netif_rx(priv->echo_skb[idx]); priv->echo_skb[idx] = NULL; @@ -575,6 +578,7 @@ struct sk_buff *alloc_can_skb(struct net_device *dev, struct can_frame **cf) if (unlikely(!skb)) return NULL; + __net_timestamp(skb); skb->protocol = htons(ETH_P_CAN); skb->pkt_type = PACKET_BROADCAST; skb->ip_summed = CHECKSUM_UNNECESSARY; @@ -603,6 +607,7 @@ struct sk_buff *alloc_canfd_skb(struct net_device *dev, if (unlikely(!skb)) return NULL; + __net_timestamp(skb); skb->protocol = htons(ETH_P_CANFD); skb->pkt_type = PACKET_BROADCAST; skb->ip_summed = CHECKSUM_UNNECESSARY; diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c index c837eb91d43e..f64f5290d6f8 100644 --- a/drivers/net/can/slcan.c +++ b/drivers/net/can/slcan.c @@ -207,6 +207,7 @@ static void slc_bump(struct slcan *sl) if (!skb) return; + __net_timestamp(skb); skb->dev = sl->dev; skb->protocol = htons(ETH_P_CAN); skb->pkt_type = PACKET_BROADCAST; diff --git a/drivers/net/can/vcan.c b/drivers/net/can/vcan.c index 674f367087c5..0ce868de855d 100644 --- a/drivers/net/can/vcan.c +++ b/drivers/net/can/vcan.c @@ -78,6 +78,9 @@ static void vcan_rx(struct sk_buff *skb, struct net_device *dev) skb->dev = dev; skb->ip_summed = CHECKSUM_UNNECESSARY; + if (!(skb->tstamp.tv64)) + __net_timestamp(skb); + netif_rx_ni(skb); } diff --git a/net/can/af_can.c b/net/can/af_can.c index 32d710eaf1fc..689c818ed007 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -310,8 +310,12 @@ int can_send(struct sk_buff *skb, int loop) return err; } - if (newskb) + if (newskb) { + if (!(newskb->tstamp.tv64)) + __net_timestamp(newskb); + netif_rx_ni(newskb); + } /* update statistics */ can_stats.tx_frames++; |