diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 10675b4d8ab575545c08dfab1c2394f4a27905ca..822fca0357b551021c7039f7014089c606c06e1a 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -379,6 +379,11 @@ struct usb_endpoint_descriptor {
 #define USB_DT_ENDPOINT_SIZE		7
 #define USB_DT_ENDPOINT_AUDIO_SIZE	9	/* Audio extension */
 
+/* Used to access common fields */
+struct usb_generic_descriptor {
+	__u8  bLength;
+	__u8  bDescriptorType;
+};
 
 /*
  * Endpoints