Re: [PATCH] media: i2c: vgxy61: Fix an error handling path in vgxy61_detect()

From: Benjamin Mugnier
Date: Mon Oct 07 2024 - 08:44:44 EST


Hi Christophe,

Thank you for your patch.

On 10/3/24 19:53, Christophe JAILLET wrote:
> If cci_read() fails, 'st' is set to 0 in cci_read(), so we return success,
> instead of the expected error code.
>
> Fix it and return the expected error.
>
> Fixes: 9a6d7f2ba2b9 ("media: i2c: st-vgxy61: Convert to CCI register access helpers")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>

Reviewed-by: Benjamin Mugnier <benjamin.mugnier@xxxxxxxxxxx>

> ---
> drivers/media/i2c/vgxy61.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/media/i2c/vgxy61.c b/drivers/media/i2c/vgxy61.c
> index 30378e962016..8034e21051be 100644
> --- a/drivers/media/i2c/vgxy61.c
> +++ b/drivers/media/i2c/vgxy61.c
> @@ -1617,7 +1617,7 @@ static int vgxy61_detect(struct vgxy61_dev *sensor)
>
> ret = cci_read(sensor->regmap, VGXY61_REG_NVM, &st, NULL);
> if (ret < 0)
> - return st;
> + return ret;
> if (st != VGXY61_NVM_OK)
> dev_warn(&client->dev, "Bad nvm state got %u\n", (u8)st);
>

--
Regards,

Benjamin