P2P: Verify that forced channel is suitable for autonomous GO

diff --git a/wpa_supplicant/p2p_supplicant.c b/wpa_supplicant/p2p_supplicant.c
index 3a153ec..cfe3756 100644 (file)
--- a/wpa_supplicant/p2p_supplicant.c
+++ b/wpa_supplicant/p2p_supplicant.c
@@ -2860,6 +2860,13 @@ int wpas_p2p_group_add(struct wpa_supplicant *wpa_s, int persistent_group,
 {
        struct p2p_go_neg_results params;
 
+       if (freq > 0 && !p2p_supported_freq(wpa_s->global->p2p, freq)) {
+               wpa_printf(MSG_DEBUG, "P2P: The forced channel for GO "
+                          "(%u MHz) is not supported for P2P uses",
+                          freq);
+               return -1;
+       }
+
        wpas_p2p_init_go_params(wpa_s, &params, freq);
        p2p_go_params(wpa_s->global->p2p, &params);
        params.persistent_group = persistent_group;