Re: [PATCH v1 01/10] mm: remove unncessary ret in page_referenced

["Hillf Danton" <hillf.zj@alibaba-inc.com>]

On March 13, 2017 8:36 AM Minchan Kim wrote: 
> 
> Anyone doesn't use ret variable. Remove it.
> 
> Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> Signed-off-by: Minchan Kim <minchan@kernel.org>
> ---
Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>


>  mm/rmap.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/mm/rmap.c b/mm/rmap.c
> index 7d24bb9..9dbfa6f 100644
> --- a/mm/rmap.c
> +++ b/mm/rmap.c
> @@ -807,7 +807,6 @@ int page_referenced(struct page *page,
>  		    struct mem_cgroup *memcg,
>  		    unsigned long *vm_flags)
>  {
> -	int ret;
>  	int we_locked = 0;
>  	struct page_referenced_arg pra = {
>  		.mapcount = total_mapcount(page),
> @@ -841,7 +840,7 @@ int page_referenced(struct page *page,
>  		rwc.invalid_vma = invalid_page_referenced_vma;
>  	}
> 
> -	ret = rmap_walk(page, &rwc);
> +	rmap_walk(page, &rwc);
>  	*vm_flags = pra.vm_flags;
> 
>  	if (we_locked)
> --
> 2.7.4

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