Re: [PATCH 2/2] [media] tvp5150: propagate I2C write error in .s_register callback

From: Lad, Prabhakar
Date: Sun Apr 24 2016 - 17:04:25 EST


On Fri, Apr 15, 2016 at 2:00 AM, Javier Martinez Canillas
<javier@xxxxxxxxxxxxxxx> wrote:
> The tvp5150_write() function can fail so don't return 0 unconditionally
> in tvp5150_s_register() but propagate what's returned by tvp5150_write().
>
> Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
>
Acked-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>

Cheers,
--Prabhakar Lad

> ---
>
> drivers/media/i2c/tvp5150.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
> index 4a2e851b6a3b..7be456d1b071 100644
> --- a/drivers/media/i2c/tvp5150.c
> +++ b/drivers/media/i2c/tvp5150.c
> @@ -1161,8 +1161,7 @@ static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *
>
> static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
> {
> - tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
> - return 0;
> + return tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
> }
> #endif
>
> --
> 2.5.5
>