From 3c4619114cb6760d2c97fd562ea96d2c8786b56a Mon Sep 17 00:00:00 2001
From: Moshe Lazer <moshel@mellanox.com>
Date: Wed, 11 Sep 2013 16:35:23 +0300
Subject: [PATCH] IB/mlx5: Flush cache workqueue before destroying it

Destroying the workqueue without flushing it first can lead to a case
in which the kernel tries to push a delayed work to the workqueue
which does not exist anymore.

Signed-off-by: Moshe Lazer <moshel@mellanox.com>
Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
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Reading git-format-patch failed