centos man page for skb_trim

SKB_TRIM(9)							 Linux Networking						       SKB_TRIM(9)

NAME
       skb_trim - remove end from a buffer

SYNOPSIS
       void skb_trim(struct sk_buff * skb, unsigned int len);

ARGUMENTS
       skb
	   buffer to alter

       len
	   new length

DESCRIPTION
       Cut the length of a buffer down by removing data from the tail. If the buffer is already under the length specified it is not modified. The
       skb must be linear.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							       SKB_TRIM(9)