centos man page for skb_dequeue_tail

SKB_DEQUEUE_TAIL(9)						 Linux Networking					       SKB_DEQUEUE_TAIL(9)

NAME
       skb_dequeue_tail - remove from the tail of the queue

SYNOPSIS
       struct sk_buff * skb_dequeue_tail(struct sk_buff_head * list);

ARGUMENTS
       list
	   list to dequeue from

DESCRIPTION
       Remove the tail of the list. The list lock is taken so the function may be used safely with other locking list functions. The tail item is
       returned or NULL if the list is empty.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						       SKB_DEQUEUE_TAIL(9)