diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index db0848e..4f4aa58 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -22,6 +22,7 @@
 #include <linux/mm.h>
 #include <linux/mutex.h>
 #include <linux/stat.h>
+#include <linux/slab.h>
 
 #include <asm/atomic.h>
 #include <asm/uaccess.h>