Re: [alsa-devel] [PATCH] ASoC: Intel: remove status, it is shadowing status of a higher scope

From: Colin Ian King
Date: Fri Sep 09 2016 - 13:11:04 EST


On 09/09/16 18:04, Pierre-Louis Bossart wrote:
> On 9/9/16 2:09 AM, Colin King wrote:
>> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>>
>> The second declaration of status is shadowing the status of a higher
>> scope. This uninitialized status results in garbage being returned
>> by the !x86_match_cpu(cpu_ids) || !iosf_mbi_available() return exit
>> path. Fix this by removing the extraneous second declaration of
>> status.
>>
>> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Gah... thanks for correcting this, not sure how I missed it, was there a
> compiler warning?

static analysis tools, this time CoverityScan

> Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
>
>> ---
>> sound/soc/intel/atom/sst/sst_acpi.c | 1 -
>> 1 file changed, 1 deletion(-)
>>
>> diff --git a/sound/soc/intel/atom/sst/sst_acpi.c
>> b/sound/soc/intel/atom/sst/sst_acpi.c
>> index 773acfb..4c14215 100644
>> --- a/sound/soc/intel/atom/sst/sst_acpi.c
>> +++ b/sound/soc/intel/atom/sst/sst_acpi.c
>> @@ -249,7 +249,6 @@ static int is_byt_cr(struct device *dev, bool *bytcr)
>> { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */
>> {}
>> };
>> - int status;
>> u32 bios_status;
>>
>> if (!x86_match_cpu(cpu_ids) || !iosf_mbi_available()) {
>>
>