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Commit e5d4a56d authored by Markus Rechberger's avatar Markus Rechberger Committed by Mauro Carvalho Chehab
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V4L/DVB (3314): Fixed em28xx based system lockup 



Fixed em28xx based system lockup, device needs to be initialized
before starting the isoc transfer otherwise the system will completly lock up.

Signed-off-by: default avatarMarkus Rechberger <mrechberger@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 21d06544

drivers/media/video/em28xx/em28xx-video.c

+3 −1
Original line number Diff line number Diff line
@@ -383,12 +383,14 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp) 
		em28xx_capture_start(dev, 1);

		em28xx_resolution_set(dev);



		/* device needs to be initialized before isoc transfer */

		video_mux(dev, 0);



		/* start the transfer */

		errCode = em28xx_init_isoc(dev);

		if (errCode)

			goto err;



		video_mux(dev, 0);

	}



	dev->users++;