Index: sys/dev/iwm/if_iwm.c
===================================================================
--- sys/dev/iwm/if_iwm.c
+++ sys/dev/iwm/if_iwm.c
@@ -3344,7 +3344,7 @@
 		flags |= IWM_TX_CMD_FLG_ACK;
 	}
 
-	if (type != IEEE80211_FC0_TYPE_DATA
+	if (type == IEEE80211_FC0_TYPE_DATA
 	    && (totlen + IEEE80211_CRC_LEN > vap->iv_rtsthreshold)
 	    && !IEEE80211_IS_MULTICAST(wh->i_addr1)) {
 		flags |= IWM_TX_CMD_FLG_PROT_REQUIRE;