From e9061e214810c9534381a705a1b46533e09f2676 Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Fri, 9 Oct 2009 09:57:45 -0400
Subject: [PATCH] Btrfs: fix uninit compiler warning in cow_file_range_nocow

The extent_type variable was exposed uninit via a goto.  It should be
impossible to trigger because it is protected by a check on another
variable, but this makes sure.

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