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mirror of https://git.kernel.org/pub/scm/network/wireless/iwd.git synced 2024-12-23 06:02:37 +01:00

station: Default to active scan if MAC randomization is present

This patch also simplifies the scan type selection logic.
This commit is contained in:
Tim Kourt 2019-01-16 11:30:32 -08:00 committed by Denis Kenzior
parent 55a7e9d82a
commit 80d4e9b572

View File

@ -2002,6 +2002,12 @@ static void station_dbus_scan_triggered(int err, void *user_data)
IWD_STATION_INTERFACE, "Scanning");
}
static bool station_needs_hidden_network_scan(struct station *station)
{
return !l_queue_isempty(station->hidden_bss_list_sorted) &&
known_networks_has_hidden();
}
static struct l_dbus_message *station_dbus_scan(struct l_dbus *dbus,
struct l_dbus_message *message,
void *user_data)
@ -2014,18 +2020,9 @@ static struct l_dbus_message *station_dbus_scan(struct l_dbus *dbus,
if (station->scan_id)
return dbus_error_busy(message);
/*
* If we're not connected and no hidden networks are seen & configured,
* use passive scanning to hide our MAC address
*/
if (!station->connected_bss &&
!(!l_queue_isempty(station->hidden_bss_list_sorted) &&
known_networks_has_hidden())) {
station->scan_id = scan_passive(index,
station_dbus_scan_triggered,
new_scan_results, station,
station_scan_destroy);
} else {
if (wiphy_can_randomize_mac_addr(station->wiphy) ||
station_needs_hidden_network_scan(station) ||
station->connected_bss) {
struct scan_parameters params;
memset(&params, 0, sizeof(params));
@ -2035,9 +2032,14 @@ static struct l_dbus_message *station_dbus_scan(struct l_dbus *dbus,
params.randomize_mac_addr_hint = true;
station->scan_id = scan_active_full(index, &params,
station_dbus_scan_triggered,
new_scan_results, station,
station_scan_destroy);
station_dbus_scan_triggered,
new_scan_results, station,
station_scan_destroy);
} else {
station->scan_id = scan_passive(index,
station_dbus_scan_triggered,
new_scan_results, station,
station_scan_destroy);
}
if (!station->scan_id)