From: Al Viro <viro@zeniv.linux.org.uk>
Date: Fri, 17 Jun 2011 13:50:44 +0000 (-0400)
Subject: cifs: more breakage on mount failures
X-Git-Tag: v3.0-rc5~31^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fa18f1bdce898f0efd0c8639c901d826d01be04f;p=pandora-kernel.git

cifs: more breakage on mount failures

if cifs_get_root() fails, we end up with ->mount() returning NULL,
which is not what callers expect.  Moreover, in case of superblock
reuse we end up leaking a superblock reference...

Acked-by: Pavel Shilovsky <piastryyy@gmail.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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