diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index fe8b7aa33094..aab00ddee686 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -250,7 +250,7 @@ static int vmap_p4d_range(pgd_t *pgd, unsigned long addr,
  * function.
  *
  * RETURNS:
- * The number of pages mapped on success, -errno on failure.
+ * 0 on success, -errno on failure.
  */
 int map_kernel_range_noflush(unsigned long addr, unsigned long size,
 			     pgprot_t prot, struct page **pages)
@@ -270,7 +270,7 @@ int map_kernel_range_noflush(unsigned long addr, unsigned long size,
 			return err;
 	} while (pgd++, addr = next, addr != end);
 
-	return nr;
+	return 0;
 }
 
 static int map_kernel_range(unsigned long start, unsigned long size,