From e0c180ecf181aa157df28313c82d3b7449b5df65 Mon Sep 17 00:00:00 2001
From: Hante Meuleman <meuleman@broadcom.com>
Date: Wed, 29 Jan 2014 15:32:18 +0100
Subject: [PATCH] brcmfmac: on sdio remove first detach bus then stop worker.

Currently the function sdio_remove will first destroy the datawork
workqueue and then detach the bus. This can create the situation
where work gets added on non-existing work queue resulting in panic.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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