suse man page for sk_run_filter

SK_RUN_FILTER(9)						 Linux Networking						  SK_RUN_FILTER(9)

NAME
       sk_run_filter - run a filter on a socket

SYNOPSIS
       unsigned int sk_run_filter(struct sk_buff * skb, struct sock_filter * filter, int flen);

ARGUMENTS
       skb
	   buffer to run the filter on

       filter
	   filter to apply

       flen
	   length of filter

DESCRIPTION
       Decode and apply filter instructions to the skb->data. Return length to keep, 0 for none. skb is the data we are filtering, filter is the
       array of filter instructions, and len is the number of filter blocks in the array.

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