From: Chris Mason <chris.mason@oracle.com>
Date: Mon, 10 Nov 2008 16:44:58 +0000 (-0500)
Subject: Btrfs: Fix use after free during compressed reads
X-Git-Tag: v2.6.29-rc1~27^2~9^2~55^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e04ca626baee684bea9d6239e4e1119b696101b2;p=pandora-kernel.git

Btrfs: Fix use after free during compressed reads

Yan's fix to use the correct file offset during compressed reads used the
extent_map struct pointer after it had been freed.  This saves the
fields we want for later use instead.

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