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Commit afa15953 authored by Janne Grunau's avatar Janne Grunau Committed by Mauro Carvalho Chehab
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[media] hdpvr: fix race conditon during start of streaming 



status has to be set to STREAMING before the streaming worker is
queued. hdpvr_transmit_buffers() will exit immediately otherwise.

Reported-by: default avatarJoerg Desch <vvd.joede@googlemail.com>
CC: stable@kernel.org
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 63ae37ea

drivers/media/video/hdpvr/hdpvr-video.c

+2 −1
Original line number Diff line number Diff line
@@ -283,12 +283,13 @@ static int hdpvr_start_streaming(struct hdpvr_device *dev) 


		hdpvr_config_call(dev, CTRL_START_STREAMING_VALUE, 0x00);



		dev->status = STATUS_STREAMING;



		INIT_WORK(&dev->worker, hdpvr_transmit_buffers);

		queue_work(dev->workqueue, &dev->worker);



		v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev,

			 "streaming started\n");

		dev->status = STATUS_STREAMING;



		return 0;

	}