yongari 9c7e61e4a7 Don't panic even if bus_dmamap_load(9) was failed. Just return
ENOBUFS so callers can reuse previous mbuf.

Submitted by:	Oleg  (agile.quad AT gmail DOT com)
MFC after:	1 week
2008-04-30 02:49:24 +00:00
..
2008-01-29 02:15:11 +00:00