From: Adrian Bunk <bunk@kernel.org>
Date: Thu, 24 Jul 2008 04:27:03 +0000 (-0700)
Subject: mm/hugetlb.c: fix duplicate variable
X-Git-Tag: v2.6.27-rc1~828
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=75353bed36cfbbfb55bbde0896bbf5a02d9ba355;p=linux-2.6

mm/hugetlb.c: fix duplicate variable

It's confusing that set_max_huge_pages() contained two different
variables named "ret", and although the code works correctly this should
be fixed.

The inner of the two variables can simply be removed.

Spotted by sparse.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc:  "KOSAKI Motohiro" <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ab171274ef..2c5c9ee422 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -603,7 +603,6 @@ static unsigned long set_max_huge_pages(unsigned long count)
 	}
 
 	while (count > persistent_huge_pages) {
-		int ret;
 		/*
 		 * If this allocation races such that we no longer need the
 		 * page, free_huge_page will handle it by freeing the page