1 files changed, 5 insertions, 1 deletions

diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index ace55889f702..06efa54f93d6 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -1211,7 +1211,11 @@ static void free_unnecessary_pages(void)
                 to_free_highmem = alloc_highmem - save;
         } else {
                 to_free_highmem = 0;
-                to_free_normal -= save - alloc_highmem;
+                save -= alloc_highmem;
+                if (to_free_normal > save)
+                        to_free_normal -= save;
+                else
+                        to_free_normal = 0;
         }
 
         memory_bm_position_reset(&copy_bm);