1 files changed, 4 insertions, 0 deletions

diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c
index 0dfb24948907..acf79ac1cb6d 100644
--- a/kernel/power/swsusp.c
+++ b/kernel/power/swsusp.c
@@ -931,6 +931,10 @@ static int swsusp_alloc(void)
         if (!enough_swap())
                 return -ENOSPC;
 
+        if (MAX_PBES < nr_copy_pages / PBES_PER_PAGE +
+            !!(nr_copy_pages % PBES_PER_PAGE))
+                return -ENOSPC;
+
         if (!(pagedir_save = alloc_pagedir(nr_copy_pages))) {
                 printk(KERN_ERR "suspend: Allocating pagedir failed.\n");
                 return -ENOMEM;