Re: [PATCH] ASoC: fsl_asrc: protect macro argument

From: Stefan Agner
Date: Wed Dec 06 2017 - 08:58:33 EST


On 2017-08-07 09:08, Nicolin Chen wrote:
> On Sun, Aug 06, 2017 at 11:36:57PM -0700, Stefan Agner wrote:
>> Protect macro argument with parentheses to avoid ambiguity.
>> This fixes a warning seen with clang:
>> warning: logical not is only applied to the left hand side of this comparison
>>
>> Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
>
> Acked-by: Nicolin Chen <nicoleotsuka@xxxxxxxxx>

Mark, you seem to have merged other patches for this driver, can you
merge this one too?

--
Stefan

>
> Thanks
>
>> ---
>> sound/soc/fsl/fsl_asrc.h | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/sound/soc/fsl/fsl_asrc.h b/sound/soc/fsl/fsl_asrc.h
>> index 0f163abe4ba3..ec33dab4b909 100644
>> --- a/sound/soc/fsl/fsl_asrc.h
>> +++ b/sound/soc/fsl/fsl_asrc.h
>> @@ -57,7 +57,7 @@
>> #define REG_ASRDOC 0x74
>> #define REG_ASRDI(i) (REG_ASRDIA + (i << 3))
>> #define REG_ASRDO(i) (REG_ASRDOA + (i << 3))
>> -#define REG_ASRDx(x, i) (x == IN ? REG_ASRDI(i) : REG_ASRDO(i))
>> +#define REG_ASRDx(x, i) ((x) == IN ? REG_ASRDI(i) : REG_ASRDO(i))
>>
>> #define REG_ASRIDRHA 0x80
>> #define REG_ASRIDRLA 0x84
>> --
>> 2.13.3
>>