diff --git a/[refs] b/[refs]
index 389bb182a551..1ca0ba908817 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 31abdb744179159f8b605f56da5b197b188e1689
+refs/heads/master: 6806bfe18fca92e2001538b84cab5f63c5ea4bed
diff --git a/trunk/arch/arm/mm/mmap.c b/trunk/arch/arm/mm/mmap.c
index f7457fea6de8..2b7996401b0f 100644
--- a/trunk/arch/arm/mm/mmap.c
+++ b/trunk/arch/arm/mm/mmap.c
@@ -124,7 +124,7 @@ int valid_phys_addr_range(unsigned long addr, size_t size)
 {
 	if (addr < PHYS_OFFSET)
 		return 0;
-	if (addr + size >= __pa(high_memory - 1))
+	if (addr + size > __pa(high_memory - 1) + 1)
 		return 0;
 
 	return 1;