Re: [PATCH] ata: pata_cs5535: Fix W=1 warnings

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On 6/29/22 4:51 AM, Damien Le Moal wrote:

>> x86_64 allmodconfig build with W=1 gives these warnings:
>>
>> drivers/ata/pata_cs5535.c: In function ‘cs5535_set_piomode’:
>> drivers/ata/pata_cs5535.c:93:11: error: variable ‘dummy’ set but not used [-Werror=unused-but-set-variable]
>>   u32 reg, dummy;
>>            ^~~~~
>> drivers/ata/pata_cs5535.c: In function ‘cs5535_set_dmamode’:
>> drivers/ata/pata_cs5535.c:132:11: error: variable ‘dummy’ set but not used [-Werror=unused-but-set-variable]
>>   u32 reg, dummy;
>>            ^~~~~
>> cc1: all warnings being treated as errors
>>
>> Mark variables 'dummy' as "maybe unused" to satisfy when rdmsr() is
>> stubbed, which is the same as what we already do in pata_cs5536.c .
>>
>> Signed-off-by: John Garry <john.garry@xxxxxxxxxx>
> 
> Applied to for-5.20. Thanks !

   Why not to 5.19? The warnings are fatal as can be seen from the commit log...

MBR, Sergey




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