K 10
svn:author
V 5
trasz
K 8
svn:date
V 27
2013-12-03T18:04:14.081228Z
K 7
svn:log
V 209
Properly report an error instead of panicing when user tries to create
LUN backed by non-disk device, e.g. /dev/null.

Reviewed by:	ken (earlier version)
MFC after:	3 days
Sponsored by:	The FreeBSD Foundation

END