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* [PATCH] media: usb: null check create_singlethread_workqueue
@ 2019-09-11 20:26 Navid Emamdoost
  0 siblings, 0 replies; only message in thread
From: Navid Emamdoost @ 2019-09-11 20:26 UTC (permalink / raw)
  To: unlisted-recipients:; (no To-header on input)
  Cc: emamd001, smccaman, kjlu, Navid Emamdoost, Hans Verkuil,
	Mauro Carvalho Chehab, Kate Stewart, Thomas Gleixner,
	Greg Kroah-Hartman, linux-media, linux-kernel

In sd_start return value of create_singlethread_workqueue needs null
check.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
 drivers/media/usb/gspca/sq905.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/media/usb/gspca/sq905.c b/drivers/media/usb/gspca/sq905.c
index 863c485f4275..97799cfb832e 100644
--- a/drivers/media/usb/gspca/sq905.c
+++ b/drivers/media/usb/gspca/sq905.c
@@ -378,6 +378,9 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	}
 	/* Start the workqueue function to do the streaming */
 	dev->work_thread = create_singlethread_workqueue(MODULE_NAME);
+	if (!dev->work_thread)
+		return -ENOMEM;
+
 	queue_work(dev->work_thread, &dev->work_struct);
 
 	return 0;
-- 
2.17.1


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2019-09-11 20:26 [PATCH] media: usb: null check create_singlethread_workqueue Navid Emamdoost

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