frame_length, rate);
 
        if (pkt_type == PK_TYPE_11B)
-               ack_time = vnt_get_frame_time(priv->preamble_type, pkt_type,
-                                             14, (u16)priv->top_cck_basic_rate);
+               ack_time = vnt_get_frame_time(priv->preamble_type, pkt_type, 14,
+                                             (u16)priv->top_cck_basic_rate);
        else
-               ack_time = vnt_get_frame_time(priv->preamble_type, pkt_type,
-                                             14, (u16)priv->top_ofdm_basic_rate);
+               ack_time = vnt_get_frame_time(priv->preamble_type, pkt_type, 14,
+                                             (u16)priv->top_ofdm_basic_rate);
 
        if (need_ack)
                return data_time + priv->sifs + ack_time;