From: David Rientjes <rientjes@google.com>
Date: Tue, 29 May 2012 22:06:17 +0000 (-0700)
Subject: mm, thp: remove unnecessary ret variable
X-Git-Tag: v3.12-rc1~3053^2~174
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=aa2e878efa7949c8502c9760f92835222714f090;p=kernel%2Fkernel-generic.git

mm, thp: remove unnecessary ret variable

The "ret" variable is unnecessary in __do_huge_pmd_anonymous_page(), so
remove it.

Signed-off-by: David Rientjes <rientjes@google.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index f0e5306..8ab2d24 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -636,7 +636,6 @@ static int __do_huge_pmd_anonymous_page(struct mm_struct *mm,
 					unsigned long haddr, pmd_t *pmd,
 					struct page *page)
 {
-	int ret = 0;
 	pgtable_t pgtable;
 
 	VM_BUG_ON(!PageCompound(page));
@@ -675,7 +674,7 @@ static int __do_huge_pmd_anonymous_page(struct mm_struct *mm,
 		spin_unlock(&mm->page_table_lock);
 	}
 
-	return ret;
+	return 0;
 }
 
 static inline gfp_t alloc_hugepage_gfpmask(int defrag, gfp_t extra_gfp)