[PATCH 2/6] AVR32: Don't assume anything about MAX_NR_ZONES

[Haavard Skinnemoen <hskinnemoen@atmel.com>]

Zero out zones_size with memset() and initialize just the zones
we need. This should avoid breakage when zones come and go.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
---
 arch/avr32/mm/init.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c
index 0cb82de..7bbbd7e 100644
--- a/arch/avr32/mm/init.c
+++ b/arch/avr32/mm/init.c
@@ -380,7 +380,7 @@ void __init paging_init(void)
 
 	for_each_online_node(nid) {
 		pg_data_t *pgdat = NODE_DATA(nid);
-		unsigned long zones_size[MAX_NR_ZONES] = { 0, 0, 0 };
+		unsigned long zones_size[MAX_NR_ZONES];
 		unsigned long low, start_pfn;
 
 		start_pfn = pgdat->bdata->node_boot_start;
@@ -388,8 +388,8 @@ void __init paging_init(void)
 		low = pgdat->bdata->node_low_pfn;
 
 		/* All memory is DMA-able */
+		memset(zones_size, 0, sizeof(zones_size));
 		zones_size[ZONE_DMA] = low - start_pfn;
-		zones_size[ZONE_NORMAL] = 0;
 
 		printk("Node %u: start_pfn = 0x%lx, low = 0x%lx\n",
 		       nid, start_pfn, low);
-- 
1.4.0