Store autoscan to configuration file

This was forgotten when the parameter was added.

Signed-off-by: Jouni Malinen <j@w1.fi>

wpa_supplicant/config_file.c

@@ -1334,6 +1334,9 @@ static void wpa_config_write_global(FILE *f, struct wpa_config *config)
 	if (config->bgscan)
 		fprintf(f, "bgscan=\"%s\"\n", config->bgscan);
 
+	if (config->autoscan)
+		fprintf(f, "autoscan=%s\n", config->autoscan);
+
 	if (config->p2p_search_delay != DEFAULT_P2P_SEARCH_DELAY)
 		fprintf(f, "p2p_search_delay=%u\n",
 			config->p2p_search_delay);