[U-Boot] usb, composite: after unregister gadget driver set composite to NULL

Without this, second usb_composite_register() call fails always with -EINVAL.

Signed-off-by: Heiko Schocher hs@denx.de Cc: Lukasz Majewski l.majewski@samsung.com Cc: Kyungmin Park kyungmin.park@samsung.com Cc: Marek Vasut marex@denx.de --- drivers/usb/gadget/composite.c | 1 + 1 Datei geändert, 1 Zeile hinzugefügt(+)

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 0716e52..f867793 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1099,4 +1099,5 @@ void usb_composite_unregister(struct usb_composite_driver *driver) if (composite != driver) return; usb_gadget_unregister_driver(&composite_driver); + composite = NULL; }