From c36575e663e302dbaa4d16b9c72d2c9a913a9aef Mon Sep 17 00:00:00 2001
From: Forrest Liu <forrestl@synology.com>
Date: Mon, 17 Dec 2012 09:55:39 -0500
Subject: [PATCH] ext4: fix extent tree corruption caused by hole punch

When depth of extent tree is greater than 1, logical start value of
interior node is not correctly updated in ext4_ext_rm_idx.

Signed-off-by: Forrest Liu <forrestl@synology.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Ashish Sangwan <ashishsangwan2@gmail.com>
Cc: stable@vger.kernel.org
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Reading git-format-patch failed