John Baldwin ba90c51af3 Avoid trashing IP fragments:
- Only enable UDP/TCP hardware checksums if CSUM_UDP or CSUM_TCP is set.
- Only enable IP hardware checksums if CSUM_IP is set.

PR:		kern/180430
Submitted by:	Meny Yossefi <menyy@mellanox.com>
MFC after:	1 week
2013-07-25 16:34:34 +00:00
..
2013-07-25 16:34:34 +00:00