[SK_BUFF]: Introduce skb_reset_mac_header(skb)

[mirror_ubuntu-bionic-kernel.git] / drivers / net / tun.c

diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 5643d1e84ed6752d8dc12164423354ba0725aa70..288d8559f8c5c48238a231331156454b0a735288 100644 (file)
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -254,11 +254,11 @@ static __inline__ ssize_t tun_get_user(struct tun_struct *tun, struct iovec *iv,
                return -EFAULT;
        }
 
-       skb->dev = tun->dev;
        switch (tun->flags & TUN_TYPE_MASK) {
        case TUN_TUN_DEV:
-               skb->mac.raw = skb->data;
+               skb_reset_mac_header(skb);
                skb->protocol = pi.proto;
+               skb->dev = tun->dev;
                break;
        case TUN_TAP_DEV:
                skb->protocol = eth_type_trans(skb, tun->dev);