K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2019-02-08T08:17:31.683133Z
K 7
svn:log
V 156
Before using VTONULL(), check that the covered vnode belongs to nullfs.

Reported and tested by:	pho
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week

END