Drop any pending EAPOL RX frame when starting a new connection

Such a pending frame cannot be valid anymore, so drop it instead of
risking of using an unexpected EAPOL frame after association if a
previous association received one at the end and the new association can
happen within 100 ms.

Signed-off-by: Jouni Malinen <j@w1.fi>

diff --git a/wpa_supplicant/wpa_supplicant.c b/wpa_supplicant/wpa_supplicant.c
index bdb180875f9d2de9215346d3ebeb593a95f1cbdf..29683bc44046a7c9733c7ddf51ae3833394160a8 100644 (file)
--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -1602,6 +1602,13 @@ void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 
        wpa_s->own_disconnect_req = 0;
 
+       /*
+        * If we are starting a new connection, any previously pending EAPOL
+        * RX cannot be valid anymore.
+        */
+       wpabuf_free(wpa_s->pending_eapol_rx);
+       wpa_s->pending_eapol_rx = NULL;
+
        if (ssid->mac_addr == -1)
                rand_style = wpa_s->conf->mac_addr;
        else