mac80211: Correctly set noencrypt for PAE frames

The noencrypt flag was intended to be set if the "frame was received
unencrypted" according to include/uapi/linux/nl80211.h.  However, the
current behavior is opposite of this.

Cc: [email protected]
Fixes: 018f6fb ("mac80211: Send control port frames over nl80211")
Signed-off-by: Denis Kenzior <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Johannes Berg <[email protected]>

Author: denkenz

net/mac80211/rx.c

@@ -2447,7 +2447,7 @@ static void ieee80211_deliver_skb_to_local_stack(struct sk_buff *skb,
 		      skb->protocol == cpu_to_be16(ETH_P_PREAUTH)) &&
 		     sdata->control_port_over_nl80211)) {
 		struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
-		bool noencrypt = status->flag & RX_FLAG_DECRYPTED;
+		bool noencrypt = !(status->flag & RX_FLAG_DECRYPTED);
 
 		cfg80211_rx_control_port(dev, skb, noencrypt);
 		dev_kfree_skb(skb);