From: Li Zefan <lizf@cn.fujitsu.com>
Date: Mon, 28 Mar 2011 08:30:38 +0000 (+0000)
Subject: Btrfs: Fix oops for defrag with compression turned on
X-Git-Tag: v2.6.39-rc2~6^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fe3f566cd19bb6d787c92b2e202c85f929abf3ac;p=pandora-kernel.git

Btrfs: Fix oops for defrag with compression turned on

When we defrag a file, whose size can be fit into an inline extent,
with compression enabled, the compress type is set to be
fs_info->compress_type, which is 0 if the btrfs filesystem is mounted
without compress option. This leads to oops.

Reported-by: Daniel Blueman <daniel.blueman@gmail.com>
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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