From: David Rientjes <rientjes@google.com>
Date: Wed, 25 Apr 2012 01:03:29 +0000 (+1000)
Subject: mm, thp: remove unnecessary ret variable
X-Git-Tag: next-20120430~2^2~159
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=586d30c0edd1c77f46400b27b192afaa0d738473;p=karo-tx-linux.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>
---

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index f0e5306eeb55..8ab2d24faae5 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)