Konstantin Belousov 18a8d3d7f8 The tvp vnode on rename is usually unlinked. Drop the cached null
vnode for tvp to allow the free of the lower vnode, if needed.

PR:	kern/180236
Tested by:	smh
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
2013-07-04 19:01:18 +00:00
..
2013-05-12 16:43:26 +00:00
2013-07-03 10:31:45 +00:00