FT: Reset FT flag upon STA deauthentication

Reset ft_completed if STA receives deauthentication
between FT reassoc success and the subsequent initial
mobility authentication and association.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>

src/rsn_supp/wpa.h

@@ -315,6 +315,7 @@ int wpa_ft_process_response(struct wpa_sm *sm, const u8 *ies, size_t ies_len,
 			    int ft_action, const u8 *target_ap,
 			    const u8 *ric_ies, size_t ric_ies_len);
 int wpa_ft_is_completed(struct wpa_sm *sm);
+void wpa_reset_ft_completed(struct wpa_sm *sm);
 int wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies,
 				 size_t ies_len, const u8 *src_addr);
 int wpa_ft_start_over_ds(struct wpa_sm *sm, const u8 *target_ap,
@@ -346,6 +347,10 @@ static inline int wpa_ft_is_completed(struct wpa_sm *sm)
 	return 0;
 }
 
+static inline void wpa_reset_ft_completed(struct wpa_sm *sm)
+{
+}
+
 static inline int
 wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies, size_t ies_len,
 			     const u8 *src_addr)

src/rsn_supp/wpa_ft.c

@@ -534,6 +534,13 @@ int wpa_ft_is_completed(struct wpa_sm *sm)
 }
 
 
+void wpa_reset_ft_completed(struct wpa_sm *sm)
+{
+	if (sm != NULL)
+		sm->ft_completed = 0;
+}
+
+
 static int wpa_ft_process_gtk_subelem(struct wpa_sm *sm, const u8 *gtk_elem,
 				      size_t gtk_elem_len)
 {

wpa_supplicant/events.c

@@ -2466,6 +2466,7 @@ void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
 					    data->deauth_info.ie,
 					    data->deauth_info.ie_len);
 			}
+			wpa_reset_ft_completed(wpa_s->wpa);
 		}
 #ifdef CONFIG_AP
 		if (wpa_s->ap_iface && data && data->deauth_info.addr) {