Remove disconnected APs from BSS table if likely out-of-range

[mech_eap.git] / wpa_supplicant / events.c

diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c
index 46da770..018cd5f 100644 (file)
--- a/wpa_supplicant/events.c
+++ b/wpa_supplicant/events.c
@@ -2518,6 +2518,7 @@ static void wpa_supplicant_event_disassoc_finish(struct wpa_supplicant *wpa_s,
        struct wpa_bss *fast_reconnect = NULL;
        struct wpa_ssid *fast_reconnect_ssid = NULL;
        struct wpa_ssid *last_ssid;
+       struct wpa_bss *curr = NULL;
 
        authenticating = wpa_s->wpa_state == WPA_AUTHENTICATING;
        os_memcpy(prev_pending_bssid, wpa_s->pending_bssid, ETH_ALEN);
@@ -2533,6 +2534,19 @@ static void wpa_supplicant_event_disassoc_finish(struct wpa_supplicant *wpa_s,
                return;
        }
 
+       if (!wpa_s->disconnected && wpa_s->wpa_state >= WPA_AUTHENTICATING &&
+           reason_code == WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY &&
+           locally_generated)
+               /*
+                * Remove the inactive AP (which is probably out of range) from
+                * the BSS list after marking disassociation. In particular
+                * mac80211-based drivers use the
+                * WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY reason code in
+                * locally generated disconnection events for cases where the
+                * AP does not reply anymore.
+                */
+               curr = wpa_s->current_bss;
+
        if (could_be_psk_mismatch(wpa_s, reason_code, locally_generated)) {
                wpa_msg(wpa_s, MSG_INFO, "WPA: 4-Way Handshake failed - "
                        "pre-shared key may be incorrect");
@@ -2594,6 +2608,9 @@ static void wpa_supplicant_event_disassoc_finish(struct wpa_supplicant *wpa_s,
        last_ssid = wpa_s->current_ssid;
        wpa_supplicant_mark_disassoc(wpa_s);
 
+       if (curr)
+               wpa_bss_remove(wpa_s, curr, "Connection to AP lost");
+
        if (authenticating && (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)) {
                sme_disassoc_while_authenticating(wpa_s, prev_pending_bssid);
                wpa_s->current_ssid = last_ssid;