From: Forrest Liu <forrestl@synology.com>
Date: Mon, 17 Dec 2012 14:55:39 +0000 (-0500)
Subject: ext4: fix extent tree corruption caused by hole punch
X-Git-Tag: v3.2.37~45
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f7967624720d43679b9767c76dc2e97b6f3eb34f;p=pandora-kernel.git

ext4: fix extent tree corruption caused by hole punch

commit c36575e663e302dbaa4d16b9c72d2c9a913a9aef upstream.

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>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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