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* [PATCH] cpuset: remove set but not used variable 'cs'
@ 2018-11-07  7:18 Yi Wang
  2018-11-07 22:08 ` Tom Hromatka
  0 siblings, 1 reply; 2+ messages in thread
From: Yi Wang @ 2018-11-07  7:18 UTC (permalink / raw)
  To: lizefan; +Cc: cgroups, linux-kernel, zhong.weidong, Yi Wang

This fixes the following warning:
kernel/cgroup/cpuset.c: In function ‘cpuset_cancel_attach’:
kernel/cgroup/cpuset.c:1501:17: warning: variable ‘cs’ set but not used [-Wunused-but-set-variable]
  struct cpuset *cs;
                 ^

Signed-off-by: Yi Wang <wang.yi59@zte.com.cn>
---
 kernel/cgroup/cpuset.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index 266f10c..784f948 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -1498,10 +1498,8 @@ static int cpuset_can_attach(struct cgroup_taskset *tset)
 static void cpuset_cancel_attach(struct cgroup_taskset *tset)
 {
 	struct cgroup_subsys_state *css;
-	struct cpuset *cs;
 
 	cgroup_taskset_first(tset, &css);
-	cs = css_cs(css);
 
 	mutex_lock(&cpuset_mutex);
 	css_cs(css)->attach_in_progress--;
-- 
1.8.3.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] cpuset: remove set but not used variable 'cs'
  2018-11-07  7:18 [PATCH] cpuset: remove set but not used variable 'cs' Yi Wang
@ 2018-11-07 22:08 ` Tom Hromatka
  0 siblings, 0 replies; 2+ messages in thread
From: Tom Hromatka @ 2018-11-07 22:08 UTC (permalink / raw)
  To: Yi Wang, lizefan; +Cc: cgroups, linux-kernel, zhong.weidong

On 11/07/2018 12:18 AM, Yi Wang wrote:
> This fixes the following warning:
> kernel/cgroup/cpuset.c: In function ‘cpuset_cancel_attach’:
> kernel/cgroup/cpuset.c:1501:17: warning: variable ‘cs’ set but not used [-Wunused-but-set-variable]
>    struct cpuset *cs;
>                   ^
> 
> Signed-off-by: Yi Wang <wang.yi59@zte.com.cn>


Reviewed-by: Tom Hromatka <tom.hromatka@oracle.com>


> ---
>   kernel/cgroup/cpuset.c | 2 --
>   1 file changed, 2 deletions(-)
> 
> diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
> index 266f10c..784f948 100644
> --- a/kernel/cgroup/cpuset.c
> +++ b/kernel/cgroup/cpuset.c
> @@ -1498,10 +1498,8 @@ static int cpuset_can_attach(struct cgroup_taskset *tset)
>   static void cpuset_cancel_attach(struct cgroup_taskset *tset)
>   {
>   	struct cgroup_subsys_state *css;
> -	struct cpuset *cs;
>   
>   	cgroup_taskset_first(tset, &css);
> -	cs = css_cs(css);
>   
>   	mutex_lock(&cpuset_mutex);
>   	css_cs(css)->attach_in_progress--;
> 


^ permalink raw reply	[flat|nested] 2+ messages in thread

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2018-11-07  7:18 [PATCH] cpuset: remove set but not used variable 'cs' Yi Wang
2018-11-07 22:08 ` Tom Hromatka

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