1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index e0e6990723e9..ab1f6a93b527 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -319,7 +319,7 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
  */
 int devmem_is_allowed(unsigned long pagenr)
 {
-        if (pagenr <= 256)
+        if (pagenr < 256)
                 return 1;
         if (iomem_is_exclusive(pagenr << PAGE_SHIFT))
                 return 0;