From: Lucas Stach <[email protected]> So that it can be tried later again.
Signed-off-by: Sascha Hauer <[email protected]> --- drivers/usb/gadget/composite.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 11b6c18..71d0ecf 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -994,6 +994,8 @@ static struct usb_gadget_driver composite_driver = { */ int usb_composite_register(struct usb_composite_driver *driver) { + int ret; + if (!driver || !driver->dev || !driver->bind || composite) return -EINVAL; @@ -1002,7 +1004,12 @@ int usb_composite_register(struct usb_composite_driver *driver) composite_driver.function = (char *) driver->name; composite = driver; - return usb_gadget_register_driver(&composite_driver); + ret = usb_gadget_register_driver(&composite_driver); + + if (ret) + composite = NULL; + + return ret; } /** -- 1.9.0 _______________________________________________ barebox mailing list [email protected] http://lists.infradead.org/mailman/listinfo/barebox
