From d2b47cfb26fe06002b8011707baac71a9ae8166f Mon Sep 17 00:00:00 2001
From: Bob Peterson <rpeterso@redhat.com>
Date: Fri, 1 Feb 2013 12:03:02 -0500
Subject: [PATCH] GFS2: Get a block reservation before resizing a file

This patch allocates a block reservation structure before growing
or shrinking a file. Without this structure, the grow or shink code
can reference the bad pointer.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
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