[PATCH] rt2x00: make rt2x00lib_stop_link_tuner() reentrant with link_tuner work
Calling cancel_delayed_work_sync() unconditionally won't hurt and it will avoid race conditions when another CPU is already executing link_tuner work. Signed-off-by: Modestas Vainius <modestas@vainius.eu> Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -80,8 +80,7 @@ static void rt2x00lib_start_link_tuner(struct rt2x00_dev *rt2x00dev)
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static void rt2x00lib_stop_link_tuner(struct rt2x00_dev *rt2x00dev)
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{
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if (delayed_work_pending(&rt2x00dev->link.work))
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cancel_rearming_delayed_work(&rt2x00dev->link.work);
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cancel_delayed_work_sync(&rt2x00dev->link.work);
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}
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void rt2x00lib_reset_link_tuner(struct rt2x00_dev *rt2x00dev)
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