P2PS: Delete ASP advertisements on wpas_p2p_service_flush

Delete all ASP serice advertisement on wpas_p2p_service_flush similarly
to Bonjour and UPnP services.

Signed-off-by: Max Stepanov <Max.Stepanov@intel.com>

src/p2p/p2p.c

@@ -2730,6 +2730,25 @@ inserted:
 }
 
 
+void p2p_service_flush_asp(struct p2p_data *p2p)
+{
+	struct p2ps_advertisement *adv, *prev;
+
+	if (!p2p)
+		return;
+
+	adv = p2p->p2ps_adv_list;
+	while (adv) {
+		prev = adv;
+		adv = adv->next;
+		os_free(prev);
+	}
+
+	p2p->p2ps_adv_list = NULL;
+	p2p_dbg(p2p, "All ASP advertisements flushed");
+}
+
+
 int p2p_parse_dev_addr_in_p2p_ie(struct wpabuf *p2p_ie, u8 *dev_addr)
 {
 	struct p2p_message msg;
@@ -2878,8 +2897,6 @@ struct p2p_data * p2p_init(const struct p2p_config *cfg)
 
 void p2p_deinit(struct p2p_data *p2p)
 {
-	struct p2ps_advertisement *adv, *prev;
-
 #ifdef CONFIG_WIFI_DISPLAY
 	wpabuf_free(p2p->wfd_ie_beacon);
 	wpabuf_free(p2p->wfd_ie_probe_req);
@@ -2913,13 +2930,7 @@ void p2p_deinit(struct p2p_data *p2p)
 	os_free(p2p->after_scan_tx);
 	p2p_remove_wps_vendor_extensions(p2p);
 	os_free(p2p->no_go_freq.range);
-
-	adv = p2p->p2ps_adv_list;
-	while (adv) {
-		prev = adv;
-		adv = adv->next;
-		os_free(prev);
-	}
+	p2p_service_flush_asp(p2p);
 
 	os_free(p2p);
 }

src/p2p/p2p.h

@@ -2242,6 +2242,7 @@ int p2p_service_add_asp(struct p2p_data *p2p, int auto_accept, u32 adv_id,
 			const char *adv_str, u8 svc_state,
 			u16 config_methods, const char *svc_info);
 int p2p_service_del_asp(struct p2p_data *p2p, u32 adv_id);
+void p2p_service_flush_asp(struct p2p_data *p2p);
 struct p2ps_advertisement * p2p_get_p2ps_adv_list(struct p2p_data *p2p);
 
 #endif /* P2P_H */

wpa_supplicant/p2p_supplicant.h

@@ -93,6 +93,7 @@ int wpas_p2p_service_add_asp(struct wpa_supplicant *wpa_s, int auto_accept,
 			     u32 adv_id, const char *adv_str, u8 svc_state,
 			     u16 config_methods, const char *svc_info);
 int wpas_p2p_service_del_asp(struct wpa_supplicant *wpa_s, u32 adv_id);
+void wpas_p2p_service_flush_asp(struct wpa_supplicant *wpa_s);
 int wpas_p2p_service_p2ps_id_exists(struct wpa_supplicant *wpa_s, u32 adv_id);
 void wpas_sd_request(void *ctx, int freq, const u8 *sa, u8 dialog_token,
 		     u16 update_indic, const u8 *tlvs, size_t tlvs_len);

wpa_supplicant/p2p_supplicant_sd.c

@@ -1136,6 +1136,7 @@ void wpas_p2p_service_flush(struct wpa_supplicant *wpa_s)
 			      struct p2p_srv_upnp, list)
 		wpas_p2p_srv_upnp_free(usrv);
 
+	wpas_p2p_service_flush_asp(wpa_s);
 	wpas_p2p_sd_service_update(wpa_s);
 }
 
@@ -1179,6 +1180,12 @@ int wpas_p2p_service_add_asp(struct wpa_supplicant *wpa_s,
 }
 
 
+void wpas_p2p_service_flush_asp(struct wpa_supplicant *wpa_s)
+{
+	p2p_service_flush_asp(wpa_s->global->p2p);
+}
+
+
 int wpas_p2p_service_add_bonjour(struct wpa_supplicant *wpa_s,
 				 struct wpabuf *query, struct wpabuf *resp)
 {