Fix linting errors

bus/bus.go

@@ -47,7 +47,9 @@ func (n *NotifyBus) ServerInfo() (*NotifyServerInfo, error) {
 	}
 
 	srvInfo := &NotifyServerInfo{}
-	call.Store(&srvInfo.Name, &srvInfo.Vendor, &srvInfo.Version, &srvInfo.SpecVersion)
+	if err := call.Store(&srvInfo.Name, &srvInfo.Vendor, &srvInfo.Version, &srvInfo.SpecVersion); err != nil {
+		return nil, err
+	}
 	return srvInfo, nil
 }
 
@@ -70,7 +72,9 @@ func (n *NotifyBus) Notify(notification BusNotification) (uint32, error) {
 		return ret, call.Err
 	}
 
-	call.Store(&ret)
+	if err := call.Store(&ret); err != nil {
+		return 0, err
+	}
 
 	return ret, nil
 }