If the media controller (MC) is not enabled, it will compile
fine, but will fail at the linkedition:
ERROR: "media_device_unregister" [drivers/media/usb/siano/smsusb.ko] undefined!
Reported-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>
diff --git a/drivers/media/usb/siano/smsusb.c b/drivers/media/usb/siano/smsusb.c
index 0b13ad3d3a8c..c945e4c2fbd4 100644
--- a/drivers/media/usb/siano/smsusb.c
+++ b/drivers/media/usb/siano/smsusb.c
@@ -440,7 +440,9 @@ static int smsusb_init_device(struct usb_interface *intf, int board_id)
if (rc < 0) {
pr_err("smscore_register_device(...) failed, rc %d\n", rc);
smsusb_term_device(intf);
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
media_device_unregister(mdev);
+#endif
kfree(mdev);
return rc;
}
--
2.1.0
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