diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c
index 11a7f5aa955b..a6eb537d7768 100644
--- a/drivers/usb/gadget/function/f_mass_storage.c
+++ b/drivers/usb/gadget/function/f_mass_storage.c
@@ -214,6 +214,7 @@
 #include <linux/string.h>
 #include <linux/freezer.h>
 #include <linux/module.h>
+#include <linux/uaccess.h>
 
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>