diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 771b03c1c7c5b8c291e5f37529f39ea73387e28e..c78063312ea92a78fd2b8424663d90a7570fa1aa 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2955,6 +2955,9 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
 			return 0;
 		else
 			return ret;
+	case IEEE80211_AMPDU_TX_OPERATIONAL:
+		/* do nothing */
+		return -EOPNOTSUPP;
 	default:
 		IWL_DEBUG_HT(priv, "unknown\n");
 		return -EINVAL;