s390/qeth: clean up page frag creation

Replace the open-coded skb_add_rx_frag(), and use a fall-through
to remove some duplicated code.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Wiedmann 2017-10-18 17:40:21 +02:00 • committed by David S. Miller
commit b6f72f9698