net: fix kernel-doc warning in core/filter.c

Fix new kernel-doc notation warning in net/core/filter.c:

Warning(net/core/filter.c:172): No description found for parameter 'fentry'
Warning(net/core/filter.c:172): Excess function parameter 'filter' description in 'sk_run_filter'
Signed-off-by: NRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/core/filter.c

@@ -158,7 +158,7 @@ EXPORT_SYMBOL(sk_filter);
 /**
  *	sk_run_filter - run a filter on a socket
  *	@skb: buffer to run the filter on
- *	@filter: filter to apply
+ *	@fentry: filter to apply
  *
  * Decode and apply filter instructions to the skb->data.
  * Return length to keep, 0 for none. @skb is the data we are