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From:   Denis Kenzior <denkenz@gmail.com>
To:     linux-wireless@vger.kernel.org
Cc:     Denis Kenzior <denkenz@gmail.com>, stable@vger.kernel.org
Subject: [PATCH 2/2] mac80211: Correctly set noencrypt for PAE frames
Date:   Tue, 27 Aug 2019 17:41:20 -0500
Message-Id: <20190827224120.14545-3-denkenz@gmail.com>
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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: stable@vger.kernel.org
Fixes: 018f6fbf540d ("mac80211: Send control port frames over nl80211")
Signed-off-by: Denis Kenzior <denkenz@gmail.com>
---
 net/mac80211/rx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 7c4aeac006fb..8514c1f4ca90 100644
--- a/net/mac80211/rx.c
+++ b/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) == 0;
 
 		cfg80211_rx_control_port(dev, skb, noencrypt);
 		dev_kfree_skb(skb);
-- 
2.19.2