[alsa-devel] [PATCH -next] ASoC: simple-card-utils: remove set but not used variable ''

Mukesh Ojha mojha at codeaurora.org
Mon Mar 25 10:20:09 CET 2019


On 3/25/2019 1:28 PM, YueHaibing wrote:
> On 2019/3/25 15:42, Mukesh Ojha wrote:
>> On 3/23/2019 7:38 AM, YueHaibing wrote:
>>> Fixes gcc '-Wunused-but-set-variable' warning:
>>>
>>> sound/soc/generic/simple-card-utils.c: In function 'asoc_simple_parse_clk':
>>> sound/soc/generic/simple-card-utils.c:164:18: warning:
>>>    parameter 'dai_name' set but not used [-Wunused-but-set-parameter]
>>>
>>> It's not used since commit 0580dde59438 ("ASoC: simple-card-utils: add
>>
>> I am not able to find this commit
>>
>> 0580dde59438
> It's now in linux-next tree.
>
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=0580dde59438686d60762b6da9229ebec693b94f


I see the print is removed, dai_name becomes ununsed variable.

Reviewed-by: Mukesh Ojha <mojha at codeaurora.org 
<mailto:mojha at codeaurora.org>>

Thanks.
Mukesh


>>
>>> asoc_simple_debug_info()"), so can be removed.
>>>
>>> Signed-off-by: YueHaibing <yuehaibing at huawei.com>
>>> ---
>>>    sound/soc/generic/simple-card-utils.c | 4 +---
>>>    1 file changed, 1 insertion(+), 3 deletions(-)
>>>
>>> diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c
>>> index 4ed68348f939..db1458a19985 100644
>>> --- a/sound/soc/generic/simple-card-utils.c
>>> +++ b/sound/soc/generic/simple-card-utils.c
>>> @@ -173,10 +173,8 @@ int asoc_simple_parse_clk(struct device *dev,
>>>         * see
>>>         *    soc-core.c :: snd_soc_init_multicodec()
>>>         */
>>> -    if (dlc) {
>>> +    if (dlc)
>>>            dai_of_node    = dlc->of_node;
>>> -        dai_name    = dlc->dai_name;
>> I don't see any function like `asoc_simple_parse_clk`
>>
>> but instead this `asoc_simple_card_parse_clk` and there the variable is used.
>>
>> Can you double check latest code base ?
>>
>> Thanks,
>> Mukesh
>>
>>
>>> -    }
>>>          /*
>>>         * Parse dai->sysclk come from "clocks = <&xxx>"
>>>
>>>
>>>
>>>
>>>
>> .
>>


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