From: Michael Büsch <m@bues.ch>
Date: Wed, 16 Nov 2011 22:55:46 +0000 (+0100)
Subject: p54spi: Fix workqueue deadlock
X-Git-Tag: v3.2-rc5~56^2~46^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2d1618170eb493d18f66f2ac03775409a6fb97c6;p=pandora-kernel.git

p54spi: Fix workqueue deadlock

priv->work must not be synced while priv->mutex is locked, because
the mutex is taken in the work handler.
Move cancel_work_sync down to after the device shutdown code.
This is safe, because the work handler checks fw_state and bails out
early in case of a race.

Signed-off-by: Michael Buesch <m@bues.ch>
Cc: <stable@vger.kernel.org>
Acked-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

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