hp-wmi: fix regressions caused by missing if statement

Error was introduced in commit fe8e4e039dc3 ("hp-wmi: handle
rfkill_register() failure").

Signed-off-by: Frans Pop <elendil@planet.nl>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Acked-by: Matthew Garrett <mjg@redhat.com>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Len Brown <lenb@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/platform/x86/hp-wmi.c

@@ -441,6 +441,7 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
 		bluetooth_rfkill->toggle_radio = hp_wmi_bluetooth_set;
 		bluetooth_rfkill->user_claim_unsupported = 1;
 		err = rfkill_register(bluetooth_rfkill);
+		if (err)
 			goto register_bluetooth_error;
 	}