From: Sunil Mushran <sunil.mushran@oracle.com>
Date: Fri, 4 Sep 2009 18:12:01 +0000 (-0700)
Subject: ocfs2: ocfs2_write_begin_nolock() should handle len=0
X-Git-Tag: v2.6.27.32~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8af12fc1c2c44a6fac07e4a8b7f44ca0c6ea038a;p=pandora-kernel.git

ocfs2: ocfs2_write_begin_nolock() should handle len=0

commit 8379e7c46cc48f51197dd663fc6676f47f2a1e71 upstream.

Bug introduced by mainline commit e7432675f8ca868a4af365759a8d4c3779a3d922
The bug causes ocfs2_write_begin_nolock() to oops when len=0.

Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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