diff --git a/mm/util.c b/mm/util.c
index aa4f8a45dd56..94fff247831b 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -399,7 +399,7 @@ static unsigned long mmap_base(unsigned long rnd, struct rlimit *rlim_stack)
 	if (gap + pad > gap)
 		gap += pad;
 
-	if (gap < MIN_GAP)
+	if (gap < MIN_GAP && MIN_GAP < MAX_GAP)
 		gap = MIN_GAP;
 	else if (gap > MAX_GAP)
 		gap = MAX_GAP;