ssb: Fail ssb modinit, if attach of the buses failed.

SSB modinit should not succeed, if busattach failed.
Signed-off-by: NMichael Buesch <mb@bu3sch.de>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/ssb/main.c

@@ -1358,8 +1358,10 @@ static int __init ssb_modinit(void)
 	ssb_buses_lock();
 	err = ssb_attach_queued_buses();
 	ssb_buses_unlock();
-	if (err)
+	if (err) {
 		bus_unregister(&ssb_bustype);
+		goto out;
+	}
 
 	err = b43_pci_ssb_bridge_init();
 	if (err) {
@@ -1375,7 +1377,7 @@ static int __init ssb_modinit(void)
 		/* don't fail SSB init because of this */
 		err = 0;
 	}
-
+out:
 	return err;
 }
 /* ssb must be initialized after PCI but before the ssb drivers.