bug fix: don't warn if trying to mntput a "negative" union object
authorErez_Zadok <ezk@cs.sunysb.edu>
Mon, 28 May 2007 23:21:21 +0000 (19:21 -0400)
committerErez Zadok <ezk@cs.sunysb.edu>
Sun, 6 Mar 2011 08:42:24 +0000 (03:42 -0500)
commitb7e15fa6a586997612d5caacbf5b17869b7c48fd
tree066c29ea988705b194666e9279a702be968ae30e
parente99d0da0c25138556c692258f853de8451c0fa21
bug fix: don't warn if trying to mntput a "negative" union object

In unionfs_d_release, we may get negative dentries which don't have a lower
mnt.  In that case, don't print a warning message from unionfs_mntput about
trying to put a NULL mnt.

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