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[RESEND,v3] wifi: mac80211: Accept authentication frames on P2P device

Message ID 20241127211312.60ccc73a916b.Ib3074ffbe7b296e0f162b2543e84346b190dfbeb@changeid (mailing list archive)
State New
Delegated to: Johannes Berg
Headers show
Series [RESEND,v3] wifi: mac80211: Accept authentication frames on P2P device | expand

Commit Message

Miri Korenblit Nov. 27, 2024, 7:14 p.m. UTC 
From: Andrei Otcheretianski <andrei.otcheretianski@intel.com>

This is needed for PASN based P2P pairing.

type=feature
ticket=none

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Reviewed-by: Miriam Rachel Korenblit <miriam.rachel.korenblit@intel.com>
---
v2: fixed commit message title
v3: removed internal tags

 net/mac80211/main.c | 9 +++++++--
 net/mac80211/rx.c   | 4 +++-
 2 files changed, 10 insertions(+), 3 deletions(-)
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Patch

diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index ee1211a213d7..f13c14fa82e8 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -5,7 +5,7 @@ 
  * Copyright 2006-2007	Jiri Benc <jbenc@suse.cz>
  * Copyright 2013-2014  Intel Mobile Communications GmbH
  * Copyright (C) 2017     Intel Deutschland GmbH
- * Copyright (C) 2018-2023 Intel Corporation
+ * Copyright (C) 2018-2024 Intel Corporation
  */
 
 #include <net/mac80211.h>
@@ -726,8 +726,13 @@  ieee80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
 	},
 	[NL80211_IFTYPE_P2P_DEVICE] = {
 		.tx = 0xffff,
+		/*
+		 * To support P2P PASN pairing let user space register to rx
+		 * also AUTH frames on P2P device interface.
+		 */
 		.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
-			BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
+			BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
+			BIT(IEEE80211_STYPE_AUTH >> 4),
 	},
 };
 
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 2bec18fc1b03..58c1b9a4e8b5 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -4562,7 +4562,9 @@  static bool ieee80211_accept_frame(struct ieee80211_rx_data *rx)
 		return ieee80211_is_public_action(hdr, skb->len) ||
 		       ieee80211_is_probe_req(hdr->frame_control) ||
 		       ieee80211_is_probe_resp(hdr->frame_control) ||
-		       ieee80211_is_beacon(hdr->frame_control);
+		       ieee80211_is_beacon(hdr->frame_control) ||
+		       (ieee80211_is_auth(hdr->frame_control) &&
+			ether_addr_equal(sdata->vif.addr, hdr->addr1));
 	case NL80211_IFTYPE_NAN:
 		/* Currently no frames on NAN interface are allowed */
 		return false;