[PATCH] mm/page_alloc: remove unused struct zone *z variable

[Alexander Kuleshov]

This patch removes unused struct zone *z variable which is
appeared in 86051ca5eaf5 (mm: fix usemap initialization)

Signed-off-by: Alexander Kuleshov <kuleshovmail@xxxxxxxxx>
---
 mm/page_alloc.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 9d666df..9bde098 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4471,13 +4471,11 @@ void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone,
 	pg_data_t *pgdat = NODE_DATA(nid);
 	unsigned long end_pfn = start_pfn + size;
 	unsigned long pfn;
-	struct zone *z;
 	unsigned long nr_initialised = 0;
 
 	if (highest_memmap_pfn < end_pfn - 1)
 		highest_memmap_pfn = end_pfn - 1;
 
-	z = &pgdat->node_zones[zone];
 	for (pfn = start_pfn; pfn < end_pfn; pfn++) {
 		/*
 		 * There can be holes in boot-time mem_map[]s
-- 
2.6.2.485.g1bc8fea