From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Mon, 20 Aug 2012 16:42:15 +0000 (-0400)
Subject: NFSv3: Ensure that do_proc_get_root() reports errors correctly
X-Git-Tag: v3.6-rc3~6^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=086600430493e04b802bee6e5b3ce0458e4eb77f;p=pandora-kernel.git

NFSv3: Ensure that do_proc_get_root() reports errors correctly

If the rpc call to NFS3PROC_FSINFO fails, then we need to report that
error so that the mount fails. Otherwise we can end up with a
superblock with completely unusable values for block sizes, maxfilesize,
etc.

Reported-by: Yuanming Chen <hikvision_linux@163.com>
Cc: stable@vger.kernel.org
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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