[PATCH 4/4] bgscan: add OWE transition SSID to OWE network scan

[David Bauer <mail@xxxxxxxxxxxxxxx>]

Add transition SSIDs to the SSID scan-list. This is currently missing
and bgscan fails to scan for SSIDs on the transition network if one is
currently used.

Signed-off-by: David Bauer <mail@xxxxxxxxxxxxxxx>
---
 wpa_supplicant/bgscan_learn.c  | 4 ++++
 wpa_supplicant/bgscan_simple.c | 3 +++
 wpa_supplicant/scan.c          | 6 +++---
 wpa_supplicant/scan.h          | 3 +++
 4 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/wpa_supplicant/bgscan_learn.c b/wpa_supplicant/bgscan_learn.c
index cab4ae2ac..922fe5440 100644
--- a/wpa_supplicant/bgscan_learn.c
+++ b/wpa_supplicant/bgscan_learn.c
@@ -280,6 +280,10 @@ static void bgscan_learn_timeout(void *eloop_ctx, void *timeout_ctx)
 	params.num_ssids = 1;
 	params.ssids[0].ssid = data->ssid->ssid;
 	params.ssids[0].ssid_len = data->ssid->ssid_len;
+
+	/* Add transition mode SSID of current network */
+	wpa_add_owe_scan_ssid(wpa_s, &params, data->ssid, wpa_s->max_scan_ssids - params.num_ssids);
+
 	if (data->ssid->scan_freq)
 		params.freqs = data->ssid->scan_freq;
 	else {
diff --git a/wpa_supplicant/bgscan_simple.c b/wpa_supplicant/bgscan_simple.c
index a90cf86e5..96e5e5a40 100644
--- a/wpa_supplicant/bgscan_simple.c
+++ b/wpa_supplicant/bgscan_simple.c
@@ -89,6 +89,9 @@ static void bgscan_simple_timeout(void *eloop_ctx, void *timeout_ctx)
 	params.ssids[0].ssid_len = data->ssid->ssid_len;
 	params.freqs = data->ssid->scan_freq;
 
+	/* Add transition mode SSID of current network */
+	wpa_add_owe_scan_ssid(wpa_s, &params, data->ssid, wpa_s->max_scan_ssids - params.num_ssids);
+
 	/*
 	 * A more advanced bgscan module would learn about most like channels
 	 * over time and request scans only for some channels (probing others
diff --git a/wpa_supplicant/scan.c b/wpa_supplicant/scan.c
index 9e6d6d8d9..5b73be766 100644
--- a/wpa_supplicant/scan.c
+++ b/wpa_supplicant/scan.c
@@ -934,9 +934,9 @@ static void wpa_add_scan_ssid(struct wpa_supplicant *wpa_s,
 }
 
 
-static void wpa_add_owe_scan_ssid(struct wpa_supplicant *wpa_s,
-				  struct wpa_driver_scan_params *params,
-				  struct wpa_ssid *ssid, size_t max_ssids)
+void wpa_add_owe_scan_ssid(struct wpa_supplicant *wpa_s,
+			   struct wpa_driver_scan_params *params,
+			   const struct wpa_ssid *ssid, size_t max_ssids)
 {
 #ifdef CONFIG_OWE
 	struct wpa_bss *bss;
diff --git a/wpa_supplicant/scan.h b/wpa_supplicant/scan.h
index d4c06c1ae..7ea99928c 100644
--- a/wpa_supplicant/scan.h
+++ b/wpa_supplicant/scan.h
@@ -104,5 +104,8 @@ int wpas_channel_width_rssi_bump(const u8 *ies, size_t ies_len,
 				 enum chan_width cw);
 int wpas_adjust_snr_by_chanwidth(const u8 *ies, size_t ies_len,
 				 enum chan_width max_cw, int snr);
+void wpa_add_owe_scan_ssid(struct wpa_supplicant *wpa_s,
+			   struct wpa_driver_scan_params *params,
+			   const struct wpa_ssid *ssid, size_t max_ssids);
 
 #endif /* SCAN_H */
-- 
2.43.0


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