From: Chris Mason <chris.mason@oracle.com>
Date: Mon, 18 Jan 2010 01:36:18 +0000 (-0500)
Subject: Btrfs: deal with NULL acl sent to btrfs_set_acl
X-Git-Tag: v2.6.33-rc5~11^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9cc71a60c29a09174bee2fcef8f924c529fd4b7;p=pandora-kernel.git

Btrfs: deal with NULL acl sent to btrfs_set_acl

It is legal for btrfs_set_acl to be sent a NULL acl.  This
makes sure we don't dereference it.  A similar patch was sent by
Johannes Hirte <johannes.hirte@fem.tu-ilmenau.de>

Signed-off-by: Chris Mason <chris.mason@oracle.com>
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