From: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Date: Thu, 24 Mar 2011 06:33:21 +0000 (+0000)
Subject: Btrfs: check return value of read_tree_block()
X-Git-Tag: v2.6.39-rc1~19^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=97d9a8a420444eb5b5c071d4b3b9c4100a7ae015;p=pandora-kernel.git

Btrfs: check return value of read_tree_block()

This patch is checking return value of read_tree_block(),
and if it is NULL, error processing.

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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