diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index be461c5..be8a170 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -1326,9 +1326,8 @@
 	return ret;
 }
 
-int lbs_set_mac_control(struct lbs_private *priv)
+void lbs_set_mac_control(struct lbs_private *priv)
 {
-	int ret = 0;
 	struct cmd_ds_mac_control cmd;
 
 	lbs_deb_enter(LBS_DEB_CMD);
@@ -1337,10 +1336,10 @@
 	cmd.action = cpu_to_le16(priv->mac_control);
 	cmd.reserved = 0;
 
-	ret = lbs_cmd_with_response(priv, CMD_MAC_CONTROL, &cmd);
+	lbs_cmd_async(priv, CMD_MAC_CONTROL,
+		&cmd.hdr, sizeof(cmd));
 
-	lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
-	return ret;
+	lbs_deb_leave(LBS_DEB_CMD);
 }
 
 /**