linux-kernel - [PATCH v2 1/2] [media] cx25821: Drop Freeing of Workqueue

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Message-ID: <8c263ffbbc4cfc9ef95ba0ba6f5dbebf253784c2.1469458280.git.bhaktipriya96@gmail.com>
Date:	Mon, 25 Jul 2016 20:25:22 +0530
From:	Bhaktipriya Shridhar <bhaktipriya96@...il.com>
To:	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	Geunyoung Kim <nenggun.kim@...sung.com>,
	Junghak Sung <jh1009.sung@...sung.com>,
	Hans Verkuil <hans.verkuil@...co.com>,
	Inki Dae <inki.dae@...sung.com>
Cc:	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	Tejun Heo <tj@...nel.org>
Subject: [PATCH v2 1/2] [media] cx25821: Drop Freeing of Workqueue

Workqueues shouldn't be freed. destroy_workqueue should be used instead.
destroy_workqueue safely destroys a workqueue and ensures that all pending
work items are done before destroying the workqueue.

Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@...il.com>
---
 Changes in v2: None

 drivers/media/pci/cx25821/cx25821-audio-upstream.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/pci/cx25821/cx25821-audio-upstream.c b/drivers/media/pci/cx25821/cx25821-audio-upstream.c
index 68dbc2d..05bd957 100644
--- a/drivers/media/pci/cx25821/cx25821-audio-upstream.c
+++ b/drivers/media/pci/cx25821/cx25821-audio-upstream.c
@@ -242,7 +242,7 @@ void cx25821_stop_upstream_audio(struct cx25821_dev *dev)
 	dev->_audioframe_count = 0;
 	dev->_audiofile_status = END_OF_FILE;

-	kfree(dev->_irq_audio_queues);
+	destroy_workqueue(dev->_irq_audio_queues);
 	dev->_irq_audio_queues = NULL;

 	kfree(dev->_audiofilename);
--
2.1.4