linux-kernel - [PATCH] SLUB: killed the unused "end" variable

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Date:	Tue, 13 Nov 2007 00:49:42 +0800
From:	Denis Cheng <crquan@...il.com>
To:	Christoph Lameter <clameter@....com>, Mel Gorman <mel@....ul.ie>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Denis Cheng <crquan@...il.com>
Subject: [PATCH] SLUB: killed the unused "end" variable

Since the macro "for_each_object" introduced, the "end" variable becomes unused anymore.

Signed-off-by: Denis Cheng <crquan@...il.com>
---
 mm/slub.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 84f59fd..9acb413 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1080,7 +1080,6 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node)
 	struct page *page;
 	struct kmem_cache_node *n;
 	void *start;
-	void *end;
 	void *last;
 	void *p;
 
@@ -1101,7 +1100,6 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node)
 		SetSlabDebug(page);
 
 	start = page_address(page);
-	end = start + s->objects * s->size;
 
 	if (unlikely(s->flags & SLAB_POISON))
 		memset(start, POISON_INUSE, PAGE_SIZE << s->order);
-- 
1.5.3.4

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