Unionfs: fix d_revalidate for corner case
authorErez Zadok <ezk@cs.sunysb.edu>
Tue, 12 Aug 2014 02:24:57 +0000 (22:24 -0400)
committerErez Zadok <ezk@cs.sunysb.edu>
Tue, 12 Aug 2014 02:24:57 +0000 (22:24 -0400)
commite67009cf76757149471622d45497793863eaf6e6
treebb696382262f4b2894719aa541fd317abf4a54f1
parent81bb19b63e519e6d81e3d1682ab31a5b96fadb83
Unionfs: fix d_revalidate for corner case

In some cases, lower_dentry may goes to NULL.  Return 0 here to mark it
as invalid dentry.

Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>
Signed-off-by: Mengyang Li <li.mengyang@stonybrook.edu>
fs/unionfs/dentry.c