sh: Make sure indexes are positive

The indexes are signed, make sure they are not negative
when we read array elements.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/sh/mm/numa.c b/arch/sh/mm/numa.c
index 9b784fdb947c..6c524446c0f6 100644
--- a/arch/sh/mm/numa.c
+++ b/arch/sh/mm/numa.c
@@ -60,7 +60,7 @@ void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end)
         unsigned long bootmem_paddr;
 
         /* Don't allow bogus node assignment */
-        BUG_ON(nid > MAX_NUMNODES || nid == 0);
+        BUG_ON(nid > MAX_NUMNODES || nid <= 0);
 
         start_pfn = start >> PAGE_SHIFT;
         end_pfn = end >> PAGE_SHIFT;