From 932f0549f872cde022eed200910ee3291b1d3c69 Mon Sep 17 00:00:00 2001
From: Stefan Haberland <stefan.haberland@de.ibm.com>
Date: Mon, 24 Nov 2014 10:59:44 +0100
Subject: [PATCH] s390/dasd: fix list corruption for sleep_on requests

Fix race for sleep_on requests leading to list corruption.
The SLEEP_ON_END_TAG is set during CQR clean up. Remove it from
interrupt handler to avoid the CQR from being cleared when it is
still in the device_queue.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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