From: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Date: Thu, 16 Feb 2012 07:23:58 +0000 (+0900)
Subject: Btrfs: check return value of lookup_extent_mapping() correctly
X-Git-Tag: v3.3-rc5~9^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=285190d99fef696ec8b0041787387f013cb71d67;p=pandora-kernel.git

Btrfs: check return value of lookup_extent_mapping() correctly

This patch corrects error checking of lookup_extent_mapping().

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
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