linux-kernel - [PATCH v2 02/10] mm, hugetlb: remove err label in dequeue_huge_page

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Date:	Mon, 22 Jul 2013 17:36:23 +0900
From:	Joonsoo Kim <iamjoonsoo.kim@....com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Rik van Riel <riel@...hat.com>, Mel Gorman <mgorman@...e.de>,
	Michal Hocko <mhocko@...e.cz>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Hugh Dickins <hughd@...gle.com>,
	Davidlohr Bueso <davidlohr.bueso@...com>,
	David Gibson <david@...son.dropbear.id.au>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, Joonsoo Kim <js1304@...il.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>
Subject: [PATCH v2 02/10] mm, hugetlb: remove err label in dequeue_huge_page_vma()

This label is not needed now, because there is no error handling
except returing NULL.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@....com>

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index fc4988c..d87f70b 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -546,11 +546,11 @@ static struct page *dequeue_huge_page_vma(struct hstate *h,
 	 */
 	if (!vma_has_reserves(vma) &&
 			h->free_huge_pages - h->resv_huge_pages == 0)
-		goto err;
+		return NULL;
 
 	/* If reserves cannot be used, ensure enough pages are in the pool */
 	if (avoid_reserve && h->free_huge_pages - h->resv_huge_pages == 0)
-		goto err;
+		return NULL;
 
 retry_cpuset:
 	cpuset_mems_cookie = get_mems_allowed();
@@ -573,9 +573,6 @@ retry_cpuset:
 	if (unlikely(!put_mems_allowed(cpuset_mems_cookie) && !page))
 		goto retry_cpuset;
 	return page;
-
-err:
-	return NULL;
 }
 
 static void update_and_free_page(struct hstate *h, struct page *page)
-- 
1.7.9.5

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