diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index af89ca672c6040b1e89b95d9872865803eae7537..d69eccf5f197cb8bc890d78d847ca5637eab0a54 100644
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -28,6 +28,7 @@
 /* #define VERBOSE_DEBUG */
 
 #include <linux/blkdev.h>
+#include <linux/pagemap.h>
 #include <asm/unaligned.h>
 #include <linux/smp_lock.h>