1 files changed, 5 insertions, 1 deletions

diff --git a/mm/nommu.c b/mm/nommu.c
index 5d8ae086f74e..1d32fe89d57b 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -105,7 +105,11 @@ unsigned int kobjsize(const void *objp)
 {
         struct page *page;
 
-        if (!objp || !((page = virt_to_page(objp))))
+        /*
+         * If the object we have should not have ksize performed on it,
+         * return size of 0
+         */
+        if (!objp || (unsigned long)objp >= memory_end || !((page = virt_to_page(objp))))
                 return 0;
 
         if (PageSlab(page))