usb gadget: don't save bind callback in struct usb_composite_driver

The bind function is most of the time only called at init time so there
is no need to save a pointer to it in the composite driver structure.

This fixes many section mismatches reported by modpost.

Signed-off-by: Michał Nazarewicz <m.nazarewicz@samsung.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 400f803..33076bc 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -402,7 +402,6 @@
 	.name		= "g_ether",
 	.dev		= &device_desc,
 	.strings	= dev_strings,
-	.bind		= eth_bind,
 	.unbind		= __exit_p(eth_unbind),
 };
 
@@ -412,7 +411,7 @@
 
 static int __init init(void)
 {
-	return usb_composite_register(&eth_driver);
+	return usb_composite_probe(&eth_driver, eth_bind);
 }
 module_init(init);