suse man page for skb_pull

SKB_PULL(9)							 Linux Networking						       SKB_PULL(9)

NAME
       skb_pull - remove data from the start of a buffer

SYNOPSIS
       unsigned char * skb_pull(struct sk_buff * skb, unsigned int len);

ARGUMENTS
       skb
	   buffer to use

       len
	   amount of data to remove

DESCRIPTION
       This function removes data from the start of a buffer, returning the memory to the headroom. A pointer to the next data in the buffer is
       returned. Once the data has been pulled future pushes will overwrite the old data.

COPYRIGHT
Kernel Hackers Manual 2.6.					     July 2010							       SKB_PULL(9)