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net: Add and use skb_mark_not_on_list().

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An SKB is not on a list if skb->next is NULL.

Codify this convention into a helper function and use it
where we are dequeueing an SKB and need to mark it as such.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2018-07-29 20:42:53 -07:00
parent 776f07ee30
commit a8305bff68
22 changed files with 33 additions and 28 deletions
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2
net/tipc/bearer.c
View file

@ -577,7 +577,7 @@ static int tipc_l2_rcv_msg(struct sk_buff *skb, struct net_device *dev,
rcu_dereference_rtnl(orig_dev->tipc_ptr);
if (likely(b && test_bit(0, &b->up) &&
(skb->pkt_type <= PACKET_MULTICAST))) {
skb->next = NULL;
skb_mark_not_on_list(skb);
tipc_rcv(dev_net(b->pt.dev), skb, b);
rcu_read_unlock();
return NET_RX_SUCCESS;