On 03/02/2017 12:09 PM, Minchan Kim wrote:
> Anyone doesn't use ret variable. Remove it.
>
This change is correct. But not sure how this is related to
try_to_unmap() clean up though.
> Signed-off-by: Minchan Kim <minc...@kernel.org>
> ---
> mm/rmap.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/mm/rmap.c b/mm/rmap.c
> index bb45712..8076347 100644
> --- a/mm/rmap.c
> +++ b/mm/rmap.c
> @@ -805,7 +805,6 @@ 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),
> @@ -839,7 +838,7 @@ 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)
>
