From: Peng Tao <bergwolf@gmail.com>
Date: Fri, 23 Sep 2011 01:50:16 +0000 (-0400)
Subject: pnfsblock: fix NULL pointer dereference
X-Git-Tag: v3.2-rc1~176^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e6d05a757c314ad88d0649d3835a8a1daa964236;p=pandora-kernel.git

pnfsblock: fix NULL pointer dereference

bl_add_page_to_bio returns error pointer. bio should be reset to
NULL in failure cases as the out path always calls bl_submit_bio.

Signed-off-by: Peng Tao <peng_tao@emc.com>
Signed-off-by: Jim Rees <rees@umich.edu>
Cc: stable@kernel.org [3.0]
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---

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