K 10
svn:author
V 6
rstone
K 8
svn:date
V 27
2015-03-01T00:22:38.839478Z
K 7
svn:log
V 308
Prevent creation of an invalid nvlist

If an nvlist is set as a child of another nvlist with
nvlist_move_nvlist then fail the operation and set the parent
nvlist to the error state.

Differential Revision:		https://reviews.freebsd.org/D1880
Reviewers:			jfv
MFC after:			1 month
Sponsored by:			Sandvine Inc

END