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-rw-r--r--arch/arm/mm/mmu.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 94d81a2ba008..f03ad87f6baa 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -569,9 +569,10 @@ void __init iotable_init(struct map_desc *io_desc, int nr)
static int __init check_membank_valid(struct membank *mb)
{
/*
- * Check whether this memory region has non-zero size.
+ * Check whether this memory region has non-zero size or
+ * invalid node number.
*/
- if (mb->size == 0)
+ if (mb->size == 0 || mb->node >= MAX_NUMNODES)
return 0;
/*
@@ -605,8 +606,7 @@ static int __init check_membank_valid(struct membank *mb)
static void __init sanity_check_meminfo(struct meminfo *mi)
{
- int i;
- int j;
+ int i, j;
for (i = 0, j = 0; i < mi->nr_banks; i++) {
if (check_membank_valid(&mi->bank[i]))
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