Re: [PATCH] staging: iio: light: Fix compiler warning in tsl2563.c

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Hi,

On Mon, Oct 24, 2011 at 11:51 AM, Jonathan Cameron <jic23@xxxxxxxxx> wrote:
>
>
> On 10/22/11 06:15, Maxin B John wrote:
>> Hi,
>>
>> On Fri, Sep 2, 2011 at 1:55 PM, Jonathan Cameron <jic23-KWPb1pKIrIJaa/9Udqfwiw@xxxxxxxxxxxxxxxx> wrote:
>>> On 09/02/11 10:41, Maxin B. John wrote:
>>>>> Don't overwrite the error code.  For example, the lower layers can
>>>>> return -EAGAIN and that's more useful than just returning -EIO every
>>>>> time.
>>>> Ahh.. Thanks a lot for explaining this.
>>>>
>>>>> Your fix works, but it's not very clean.  Just add a "*id = ret;"
>>>>> line before the "return 0;" and that's it.  (It doesn't make sense
>>>>> to pass a pointer to "id" and not use it).
>>>> Dan, yes, I agree with you. This fix is much much better than what I
>>>> had in my mind.
>>>>
>>>>> Yikes - I wonder why my various compilers don't throw that up.
>>>> I guess, in "iio-blue.git" tree, the 'id = 0' suppresses this warning.
>>> That'd do it. oops.
>>>
>>> Ideally keep the white space but doesn't really matter. Either send on
>>> to Greg directly or I'll add it to iio-blue and send on with the next fixes
>>> series - probably this afternoon.
>>>>
>>>> Signed-off-by: Maxin B. John <maxin.john-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx>
>>> Acked-by: Jonathan Cameron <jic23-KWPb1pKIrIJaa/9Udqfwiw@xxxxxxxxxxxxxxxx>
>>>
>>
>> Sorry for the delay in replying to this mail. I am curious about the
>> status of this patch. I couldn't locate this patch at  iio-blue.git as
>> it is not present in kernel.org now
>> (http://git.kernel.org/?p=linux/kernel/git/jic23/iio-blue.git;a=summary)
>> Please ignore this mail if you have already added this patch to your tree.
> Ah, sorry I slipped up here and should have noticed it didn't go directly to
> Greg. Just to check, with everyone I have author as Dan, reporter as Maxin
> and have signed off myself (it's going through my tree anyway now).
>
> I think from looking back it was Dan's suggestion in response to Maxin's
> patch.  Hence convention would be a sign off from Dan and perhaps an
> Ack from Maxin?

Sounds good to me.

Acked-by: Maxin B. John <maxin.john@xxxxxxxxx>

> From c33a01010decf686f5f2984d2ed04c1a70e18bc3 Mon Sep 17 00:00:00 2001
> From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Date: Mon, 24 Oct 2011 09:46:32 +0100
> Subject: [PATCH] staging:iio:light:tsl2563 missing setting of id in get id
>  function.
>
> Signed-off-by: Jonathan Cameron <jic23@xxxxxxxxx>
> Reported-by: Maxin B. John <maxin.john@xxxxxxxxx>
> ---
>  drivers/staging/iio/light/tsl2563.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/staging/iio/light/tsl2563.c b/drivers/staging/iio/light/tsl2563.c
> index 5cee5ca..45d04a1 100644
> --- a/drivers/staging/iio/light/tsl2563.c
> +++ b/drivers/staging/iio/light/tsl2563.c
> @@ -227,6 +227,8 @@ static int tsl2563_read_id(struct tsl2563_chip *chip, u8 *id)
>        if (ret < 0)
>                return ret;
>
> +       *id = ret;
> +
>        return 0;
>  }
>
> --
> 1.7.7
>
>


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