1 files changed, 8 insertions, 24 deletions

diff --git a/drivers/usb/gadget/f_ncm.c b/drivers/usb/gadget/f_ncm.c
index 424fc3d1cc36..326d7e6c297c 100644
--- a/drivers/usb/gadget/f_ncm.c
+++ b/drivers/usb/gadget/f_ncm.c
@@ -1208,30 +1208,18 @@ ncm_bind(struct usb_configuration *c, struct usb_function *f)
         ncm->notify_req->context = ncm;
         ncm->notify_req->complete = ncm_notify_complete;
 
-        /* copy descriptors, and track endpoint copies */
-        f->descriptors = usb_copy_descriptors(ncm_fs_function);
-        if (!f->descriptors)
-                goto fail;
-
         /*
          * 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)) {
-                hs_ncm_in_desc.bEndpointAddress =
-                                fs_ncm_in_desc.bEndpointAddress;
-                hs_ncm_out_desc.bEndpointAddress =
-                                fs_ncm_out_desc.bEndpointAddress;
-                hs_ncm_notify_desc.bEndpointAddress =
-                                fs_ncm_notify_desc.bEndpointAddress;
-
-                /* copy descriptors, and track endpoint copies */
-                f->hs_descriptors = usb_copy_descriptors(ncm_hs_function);
-                if (!f->hs_descriptors)
-                        goto fail;
-        }
+        hs_ncm_in_desc.bEndpointAddress = fs_ncm_in_desc.bEndpointAddress;
+        hs_ncm_out_desc.bEndpointAddress = fs_ncm_out_desc.bEndpointAddress;
+        hs_ncm_notify_desc.bEndpointAddress =
+                fs_ncm_notify_desc.bEndpointAddress;
 
+        status = usb_assign_descriptors(f, ncm_fs_function, ncm_hs_function,
+                        NULL);
         /*
          * NOTE:  all that is done without knowing or caring about
          * the network link ... which is unavailable to this code
@@ -1248,9 +1236,7 @@ ncm_bind(struct usb_configuration *c, struct usb_function *f)
         return 0;
 
 fail:
-        if (f->descriptors)
-                usb_free_descriptors(f->descriptors);
-
+        usb_free_all_descriptors(f);
         if (ncm->notify_req) {
                 kfree(ncm->notify_req->buf);
                 usb_ep_free_request(ncm->notify, ncm->notify_req);
@@ -1276,9 +1262,7 @@ ncm_unbind(struct usb_configuration *c, struct usb_function *f)
 
         DBG(c->cdev, "ncm unbind\n");
 
-        if (gadget_is_dualspeed(c->cdev->gadget))
-                usb_free_descriptors(f->hs_descriptors);
-        usb_free_descriptors(f->descriptors);
+        usb_free_all_descriptors(f);
 
         kfree(ncm->notify_req->buf);
         usb_ep_free_request(ncm->notify, ncm->notify_req);