Re: [PATCH 2/2] media: i2c: imx258: validate rotation only if it is provided

Krzysztof Kozlowski
2020-10-29T00:18:53Z

On Mon, Oct 05, 2020 at 05:15:59PM +0200, Krzysztof Kozlowski wrote:
> The sensor supports rotation by 180 degrees however the value of
> "rotation" property should be validated only if it exists. If
> "rotation" is missing, do not fail the probe:
>
> imx258: probe of 3-001a failed with error -22
>
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

This is actually a fix, so these should be added:
Fixes: 17121d12a5c1 ("media: imx258: Check the rotation property has a value of 180")
Cc: <stable@vger.kernel.org>

Best regards,
Krzysztof

> ---
> drivers/media/i2c/imx258.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/media/i2c/imx258.c b/drivers/media/i2c/imx258.c
> index aedf8e7c6165..c52932e5b881 100644
> --- a/drivers/media/i2c/imx258.c
> +++ b/drivers/media/i2c/imx258.c
> @@ -1284,7 +1284,7 @@ static int imx258_probe(struct i2c_client *client)
> * supports a single pixel order right now.
> */
> ret = device_property_read_u32(&client->dev, "rotation", &val);
> - if (ret || val != 180)
> + if (!ret && val != 180)
> return -EINVAL;
>
> /* Initialize subdev */
> --
> 2.17.1
>