Joonsoo Kim <iamjoonsoo....@lge.com> writes:
> If list is empty, list_for_each_entry_safe() doesn't do anything.
> So, this check is redundant. Remove it.
>
> Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com>
Reviewed-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
>
> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> index a838e6b..d4a1695 100644
> --- a/mm/hugetlb.c
> +++ b/mm/hugetlb.c
> @@ -1019,10 +1019,8 @@ free:
> spin_unlock(&hugetlb_lock);
>
> /* Free unnecessary surplus pages to the buddy allocator */
> - if (!list_empty(&surplus_list)) {
> - list_for_each_entry_safe(page, tmp, &surplus_list, lru) {
> - put_page(page);
> - }
> + list_for_each_entry_safe(page, tmp, &surplus_list, lru) {
> + put_page(page);
> }
You can now remove '{'
> spin_lock(&hugetlb_lock);
>
> --
> 1.7.9.5
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