[PATCH 11/13] nl80211: Handle scan results with MLD connection

Andrei Otcheretianski andrei.otcheretianski at intel.com
Thu Nov 24 04:45:31 PST 2022


From: Ilan Peer <ilan.peer at intel.com>

With an MLD connection the BSSID reported in the association
event is the MLD AP address, while the association state reported
in the scan results relates to the MLD AP specific link. In such a
case do not disconnect.

Signed-off-by: Ilan Peer <ilan.peer at intel.com>
---
 src/drivers/driver_nl80211_scan.c | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/drivers/driver_nl80211_scan.c b/src/drivers/driver_nl80211_scan.c
index d54dd3a33e..4b0a5c720b 100644
--- a/src/drivers/driver_nl80211_scan.c
+++ b/src/drivers/driver_nl80211_scan.c
@@ -911,8 +911,21 @@ static void nl80211_check_bss_status(struct wpa_driver_nl80211_data *drv,
 			   "nl80211: Local state (associated with " MACSTR
 			   ") does not match with BSS state",
 			   MAC2STR(drv->bssid));
-		clear_state_mismatch(drv, r->bssid);
-		clear_state_mismatch(drv, drv->bssid);
+
+		if (os_memcmp(drv->sta_mlo_info.ap_mld_addr, drv->bssid,
+			      ETH_ALEN)) {
+			clear_state_mismatch(drv, r->bssid);
+
+			if (!is_zero_ether_addr(drv->sta_mlo_info.ap_mld_addr))
+				clear_state_mismatch(drv,
+					drv->sta_mlo_info.ap_mld_addr);
+			else
+				clear_state_mismatch(drv, drv->bssid);
+
+		} else {
+			wpa_printf(MSG_DEBUG,
+				   "nl80211: BSSID is the MLD address");
+		}
 	}
 }
 
-- 
2.25.1




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