1 files changed, 16 insertions, 26 deletions

diff --git a/drivers/usb/gadget/f_obex.c b/drivers/usb/gadget/f_obex.c
index 5f400f66aa9b..d8dd8782768c 100644
--- a/drivers/usb/gadget/f_obex.c
+++ b/drivers/usb/gadget/f_obex.c
@@ -331,23 +331,19 @@ obex_bind(struct usb_configuration *c, struct usb_function *f)
 	obex->port.out = ep;
 	ep->driver_data = cdev;	/* claim */
 
-	/* copy descriptors, and track endpoint copies */
-	f->descriptors = usb_copy_descriptors(fs_function);
-
 	/* support all relevant hardware speeds... we expect that when
 	 * hardware is dual speed, all bulk-capable endpoints work at
 	 * both speeds
 	 */
-	if (gadget_is_dualspeed(c->cdev->gadget)) {
 
-		obex_hs_ep_in_desc.bEndpointAddress =
-				obex_fs_ep_in_desc.bEndpointAddress;
-		obex_hs_ep_out_desc.bEndpointAddress =
-				obex_fs_ep_out_desc.bEndpointAddress;
+	obex_hs_ep_in_desc.bEndpointAddress =
+		obex_fs_ep_in_desc.bEndpointAddress;
+	obex_hs_ep_out_desc.bEndpointAddress =
+		obex_fs_ep_out_desc.bEndpointAddress;
 
-		/* copy descriptors, and track endpoint copies */
-		f->hs_descriptors = usb_copy_descriptors(hs_function);
-	}
+	status = usb_assign_descriptors(f, fs_function, hs_function, NULL);
+	if (status)
+		goto fail;
 
 	/* Avoid letting this gadget enumerate until the userspace
 	 * OBEX server is active.
@@ -368,6 +364,7 @@ obex_bind(struct usb_configuration *c, struct usb_function *f)
 	return 0;
 
 fail:
+	usb_free_all_descriptors(f);
 	/* we might as well release our claims on endpoints */
 	if (obex->port.out)
 		obex->port.out->driver_data = NULL;
@@ -382,9 +379,8 @@ fail:
 static void
 obex_unbind(struct usb_configuration *c, struct usb_function *f)
 {
-	if (gadget_is_dualspeed(c->cdev->gadget))
-		usb_free_descriptors(f->hs_descriptors);
-	usb_free_descriptors(f->descriptors);
+	obex_string_defs[OBEX_CTRL_IDX].id = 0;
+	usb_free_all_descriptors(f);
 	kfree(func_to_obex(f));
 }
 
@@ -423,22 +419,16 @@ int __init obex_bind_config(struct usb_configuration *c, u8 port_num)
 	if (!can_support_obex(c))
 		return -EINVAL;
 
-	/* maybe allocate device-global string IDs, and patch descriptors */
 	if (obex_string_defs[OBEX_CTRL_IDX].id == 0) {
-		status = usb_string_id(c->cdev);
-		if (status < 0)
-			return status;
-		obex_string_defs[OBEX_CTRL_IDX].id = status;
-
-		obex_control_intf.iInterface = status;
-
-		status = usb_string_id(c->cdev);
+		status = usb_string_ids_tab(c->cdev, obex_string_defs);
 		if (status < 0)
 			return status;
-		obex_string_defs[OBEX_DATA_IDX].id = status;
+		obex_control_intf.iInterface =
+			obex_string_defs[OBEX_CTRL_IDX].id;
 
-		obex_data_nop_intf.iInterface =
-			obex_data_intf.iInterface = status;
+		status = obex_string_defs[OBEX_DATA_IDX].id;
+		obex_data_nop_intf.iInterface = status;
+		obex_data_intf.iInterface = status;
 	}
 
 	/* allocate and initialize one new instance */