Re: [PATCH] v4l: vsp1: sru: Handle control handler initialization errors

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On Tue, May 27, 2014 at 12:46:49AM +0200, Laurent Pinchart wrote:
> Bail out when the SRU control handler fails to initialize.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> ---
>  drivers/media/platform/vsp1/vsp1_sru.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/media/platform/vsp1/vsp1_sru.c b/drivers/media/platform/vsp1/vsp1_sru.c
> index aa0e04c..79efcaf 100644
> --- a/drivers/media/platform/vsp1/vsp1_sru.c
> +++ b/drivers/media/platform/vsp1/vsp1_sru.c
> @@ -348,6 +348,14 @@ struct vsp1_sru *vsp1_sru_create(struct vsp1_device *vsp1)
>  	/* Initialize the control handler. */
>  	v4l2_ctrl_handler_init(&sru->ctrls, 1);
>  	v4l2_ctrl_new_custom(&sru->ctrls, &sru_intensity_control, NULL);
> +
> +	if (sru->ctrls.error) {
> +		dev_err(vsp1->dev, "sru: failed to initialize controls\n");
> +		ret = sru->ctrls.error;
> +		v4l2_ctrl_handler_free(&sru->ctrls);
> +		return ERR_PTR(ret);
> +	}
> +
>  	v4l2_ctrl_handler_setup(&sru->ctrls);
>  	sru->entity.subdev.ctrl_handler = &sru->ctrls;
>  

Acked-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>

-- 
Sakari Ailus
e-mail: sakari.ailus@xxxxxx	XMPP: sailus@xxxxxxxxxxxxxx
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