From 5861f1be00b3b70f8ab5e5a81392a6cf69666cd2 Mon Sep 17 00:00:00 2001
From: Milan Broz <mbroz@redhat.com>
Date: Thu, 10 Dec 2009 23:51:56 +0000
Subject: [PATCH] dm crypt: restructure essiv error path

Use kzfree for salt deallocation because it is derived from the volume
key.  Use a common error path in ESSIV constructor.

Required by a later patch which fixes the way key material is wiped
from memory.

Cc: stable@kernel.org
Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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