P2P: Remove unecessary sanity check for global p2p

This check is already being done on wpas_p2p_deinit_iface.
Of course, it is assumed wpa_s is not deinit when reaches
that point as a matter of fact.

Signed-off-by: Eduardo Abinader <eduardo.abinader@openbossa.org>

wpa_supplicant/p2p_supplicant.c

@@ -4080,9 +4080,6 @@ static void wpas_p2p_deinit_global(struct wpa_global *global)
 
 	wpas_p2p_service_flush(global->p2p_init_wpa_s);
 
-	if (global->p2p == NULL)
-		return;
-
 	/* Remove remaining P2P group interfaces */
 	while (wpa_s && wpa_s->p2p_group_interface != NOT_P2P_GROUP_INTERFACE)
 		wpa_s = wpa_s->next;