> -----Original Message-----
> From: Valkeinen, Tomi
> Sent: Monday, November 14, 2011 1:59 PM
> To: linux-media@vger.kernel.org; Hiremath, Vaibhav
> Cc: Taneja, Archit; Valkeinen, Tomi
> Subject: [PATCH] omap_vout: fix crash if no driver for a display
>
> omap_vout crashes on start if a corresponding driver is not loaded for a
> display device.
>
> This patch changes omap_vout init sequence to skip devices without a
> driver.
>
> Signed-off-by: Tomi Valkeinen <tomi.valkei...@ti.com>
> ---
> drivers/media/video/omap/omap_vout.c | 8 ++++++++
> 1 files changed, 8 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/media/video/omap/omap_vout.c
> b/drivers/media/video/omap/omap_vout.c
> index 9c5c19f..2d2a136 100644
> --- a/drivers/media/video/omap/omap_vout.c
> +++ b/drivers/media/video/omap/omap_vout.c
> @@ -2169,6 +2169,14 @@ static int __init omap_vout_probe(struct
> platform_device *pdev)
> vid_dev->num_displays = 0;
> for_each_dss_dev(dssdev) {
> omap_dss_get_device(dssdev);
> +
> + if (!dssdev->driver) {
> + dev_warn(&pdev->dev, "no driver for display: %s\n",
> + dssdev->name);
> + omap_dss_put_device(dssdev);
> + continue;
> + }
> +
> vid_dev->displays[vid_dev->num_displays++] = dssdev;
> }
>
Acked-by: Vaibhav Hiremath <hvaib...@ti.com>
Thanks,
Vaibhav
> --
> 1.7.4.1
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