openwrt-cghmn-mt300n/package/network/services/hostapd/patches/021-fix-sta-add-after-previous-connection.patch
Rany Hany 4779b731d4 hostapd: update to version 2025-02-09
Manually refreshed:

010-mesh-Allow-DFS-channels-to-be-selected-if-dfs-is-ena.patch
110-mbedtls-TLS-crypto-option-initial-port.patch
140-tests-Makefile-make-run-tests-with-CONFIG_TLS.patch
301-mesh-noscan.patch
601-ucode_support.patch
780-Implement-APuP-Access-Point-Micro-Peering.patch

Dropped upstreamed:

330-nl80211_fix_set_freq.patch
804-hostapd-Fix-clearing-up-settings-for-color-switch.patch

Automatically rebased all other patches.

Tested-by: Rany Hany <rany_hany@riseup.net> # ramips_mt7621/asus_rt-ax53u, mt7622/xiaomi_redmi-router-ax6s
Tested-by: Andre Heider <a.heider@gmail.com> # filogic/openwrt_one, ramips_mt7621/netgear_wac124
Tested-by: Agustin Lorenzo <agustin.lorenzo@thinco.es> # qualcommax/ipq807x (AX3600)
Tested-by: Daniel Pawlik <pawlik.dan@gmail.com> # BPi-R4 with mt7996
Signed-off-by: Rany Hany <rany_hany@riseup.net>
2025-02-12 11:17:02 +01:00

31 lines
1.5 KiB
Diff

From: Felix Fietkau <nbd@nbd.name>
Date: Tue, 25 May 2021 10:50:16 +0200
Subject: [PATCH] fix adding back stations after a missed deauth/disassoc
--- a/src/ap/ieee802_11.c
+++ b/src/ap/ieee802_11.c
@@ -4894,6 +4894,13 @@ static int add_associated_sta(struct hos
* drivers to accept the STA parameter configuration. Since this is
* after a new FT-over-DS exchange, a new TK has been derived, so key
* reinstallation is not a concern for this case.
+ *
+ * If the STA was associated and authorized earlier, but came for a new
+ * connection (!added_unassoc + !reassoc), remove the existing STA entry
+ * so that it can be re-added. This case is rarely seen when the AP could
+ * not receive the deauth/disassoc frame from the STA. And the STA comes
+ * back with new connection within a short period or before the inactive
+ * STA entry is removed from the list.
*/
wpa_printf(MSG_DEBUG, "Add associated STA " MACSTR
" (added_unassoc=%d auth_alg=%u ft_over_ds=%u reassoc=%d authorized=%d ft_tk=%d fils_tk=%d)",
@@ -4907,7 +4914,8 @@ static int add_associated_sta(struct hos
(!(sta->flags & WLAN_STA_AUTHORIZED) ||
(reassoc && sta->ft_over_ds && sta->auth_alg == WLAN_AUTH_FT) ||
(!wpa_auth_sta_ft_tk_already_set(sta->wpa_sm) &&
- !wpa_auth_sta_fils_tk_already_set(sta->wpa_sm)))) {
+ !wpa_auth_sta_fils_tk_already_set(sta->wpa_sm)) ||
+ (!reassoc && (sta->flags & WLAN_STA_AUTHORIZED)))) {
hostapd_drv_sta_remove(hapd, sta->addr);
wpa_auth_sm_event(sta->wpa_sm, WPA_DRV_STA_REMOVED);
set = 0;