tree 63d97668bae62d1034002cc7778adde2aa18b346
parent c14cc63a63e94d490ac6517a555113c30d420db4
author Ian Kent <raven@themaw.net> 1295323570 +0800
committer Al Viro <viro@zeniv.linux.org.uk> 1295331686 -0500

vfs - fix dentry ref count in do_lookup()

There is a ref count problem in fs/namei.c:do_lookup().

When walking in ref-walk mode, if follow_managed() returns a fail we
need to drop dentry and possibly vfsmount.  Clean up properly,
as we do in the other caller of follow_managed().

Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>