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* [PATCH] cpufreq: stats: Remove redundant initialization of local variable
@ 2021-05-29  9:54 Shaokun Zhang
  2021-05-31  5:16 ` Viresh Kumar
  0 siblings, 1 reply; 3+ messages in thread
From: Shaokun Zhang @ 2021-05-29  9:54 UTC (permalink / raw)
  To: linux-pm; +Cc: Shaokun Zhang, Rafael J. Wysocki, Viresh Kumar

Local variable 'count' and 'ret' will be initialized, so remove the
redundant initialization.

Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
---
 drivers/cpufreq/cpufreq_stats.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index da717f7cd9a9..2af6c5b43c43 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -211,7 +211,7 @@ void cpufreq_stats_free_table(struct cpufreq_policy *policy)
 
 void cpufreq_stats_create_table(struct cpufreq_policy *policy)
 {
-	unsigned int i = 0, count = 0, ret = -ENOMEM;
+	unsigned int i = 0, count, ret;
 	struct cpufreq_stats *stats;
 	unsigned int alloc_size;
 	struct cpufreq_frequency_table *pos;
-- 
2.7.4


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] cpufreq: stats: Remove redundant initialization of local variable
  2021-05-29  9:54 [PATCH] cpufreq: stats: Remove redundant initialization of local variable Shaokun Zhang
@ 2021-05-31  5:16 ` Viresh Kumar
  2021-05-31  5:43   ` Shaokun Zhang
  0 siblings, 1 reply; 3+ messages in thread
From: Viresh Kumar @ 2021-05-31  5:16 UTC (permalink / raw)
  To: Shaokun Zhang; +Cc: linux-pm, Rafael J. Wysocki

On 29-05-21, 17:54, Shaokun Zhang wrote:
> Local variable 'count' and 'ret' will be initialized, so remove the
> redundant initialization.
> 
> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
> Cc: Viresh Kumar <viresh.kumar@linaro.org>
> Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
> ---
>  drivers/cpufreq/cpufreq_stats.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
> index da717f7cd9a9..2af6c5b43c43 100644
> --- a/drivers/cpufreq/cpufreq_stats.c
> +++ b/drivers/cpufreq/cpufreq_stats.c
> @@ -211,7 +211,7 @@ void cpufreq_stats_free_table(struct cpufreq_policy *policy)
>  
>  void cpufreq_stats_create_table(struct cpufreq_policy *policy)
>  {
> -	unsigned int i = 0, count = 0, ret = -ENOMEM;
> +	unsigned int i = 0, count, ret;

ret isn't really required at all, can you get rid of it and update the only user
to something like this ?

	if (!sysfs_create_group(&policy->kobj, &stats_attr_group))
                return;

-- 
viresh

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] cpufreq: stats: Remove redundant initialization of local variable
  2021-05-31  5:16 ` Viresh Kumar
@ 2021-05-31  5:43   ` Shaokun Zhang
  0 siblings, 0 replies; 3+ messages in thread
From: Shaokun Zhang @ 2021-05-31  5:43 UTC (permalink / raw)
  To: Viresh Kumar; +Cc: linux-pm, Rafael J. Wysocki

Hi Viresh,

On 2021/5/31 13:16, Viresh Kumar wrote:
> On 29-05-21, 17:54, Shaokun Zhang wrote:
>> Local variable 'count' and 'ret' will be initialized, so remove the
>> redundant initialization.
>>
>> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
>> Cc: Viresh Kumar <viresh.kumar@linaro.org>
>> Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
>> ---
>>  drivers/cpufreq/cpufreq_stats.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
>> index da717f7cd9a9..2af6c5b43c43 100644
>> --- a/drivers/cpufreq/cpufreq_stats.c
>> +++ b/drivers/cpufreq/cpufreq_stats.c
>> @@ -211,7 +211,7 @@ void cpufreq_stats_free_table(struct cpufreq_policy *policy)
>>  
>>  void cpufreq_stats_create_table(struct cpufreq_policy *policy)
>>  {
>> -	unsigned int i = 0, count = 0, ret = -ENOMEM;
>> +	unsigned int i = 0, count, ret;
> 
> ret isn't really required at all, can you get rid of it and update the only user
> to something like this ?

Will follow it in next version.

Thanks,
Shaokun

> 
> 	if (!sysfs_create_group(&policy->kobj, &stats_attr_group))
>                 return;
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-05-31  5:43 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-05-29  9:54 [PATCH] cpufreq: stats: Remove redundant initialization of local variable Shaokun Zhang
2021-05-31  5:16 ` Viresh Kumar
2021-05-31  5:43   ` Shaokun Zhang

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