From: Jeff Mahoney <jeffm@suse.com>
Date: Thu, 1 Mar 2012 13:56:28 +0000 (+0100)
Subject: btrfs: avoid NULL deref in btrfs_reserve_extent with DEBUG_ENOSPC
X-Git-Tag: v3.4-rc1~22^2~13^2~27
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=538042801a479ebd316582ad10a9c3156b5b7548;p=pandora-kernel.git

btrfs: avoid NULL deref in btrfs_reserve_extent with DEBUG_ENOSPC

 __find_space_info can return NULL but we don't check it before calling
 dump_space_info().

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
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