Merge remote-tracking branch 'lsk/v3.10/topic/gator' into linux-linaro-lsk

[firefly-linux-kernel-4.4.55.git] / drivers / net / can / vcan.c

diff --git a/drivers/net/can/vcan.c b/drivers/net/can/vcan.c
index 0a2a5ee79a177f1d78d9e4b3deb447f82be62757..4e94057ef5cf55df4600496d38b5fce433f851b4 100644 (file)
--- a/drivers/net/can/vcan.c
+++ b/drivers/net/can/vcan.c
@@ -46,6 +46,7 @@
 #include <linux/if_ether.h>
 #include <linux/can.h>
 #include <linux/can/dev.h>
+#include <linux/can/skb.h>
 #include <linux/slab.h>
 #include <net/rtnetlink.h>
 
@@ -109,25 +110,23 @@ static netdev_tx_t vcan_tx(struct sk_buff *skb, struct net_device *dev)
                        stats->rx_packets++;
                        stats->rx_bytes += cfd->len;
                }
-               kfree_skb(skb);
+               consume_skb(skb);
                return NETDEV_TX_OK;
        }
 
        /* perform standard echo handling for CAN network interfaces */
 
        if (loop) {
-               struct sock *srcsk = skb->sk;
 
-               skb = skb_share_check(skb, GFP_ATOMIC);
+               skb = can_create_echo_skb(skb);
                if (!skb)
                        return NETDEV_TX_OK;
 
                /* receive with packet counting */
-               skb->sk = srcsk;
                vcan_rx(skb, dev);
        } else {
                /* no looped packets => no counting */
-               kfree_skb(skb);
+               consume_skb(skb);
        }
        return NETDEV_TX_OK;
 }