1 files changed, 5 insertions, 1 deletions
diff --git a/mm/vma.c b/mm/vma.c
index 68138e8c153e..8a454a7bbc80 100644
--- a/mm/vma.c
+++ b/mm/vma.c
@@ -615,7 +615,11 @@ void validate_mm(struct mm_struct *mm)
 			anon_vma_unlock_read(anon_vma);
 		}
 #endif
-		i++;
+		/* Check for a infinite loop */
+		if (++i > mm->map_count + 10) {
+			i = -1;
+			break;
+		}
 	}
 	if (i != mm->map_count) {
 		pr_emerg("map_count %d vma iterator %d\n", mm->map_count, i);