openwrt/package/network/services/hostapd/patches/490-scan_wait.patch

--- a/hostapd/main.c
+++ b/hostapd/main.c
@@ -33,6 +33,8 @@
 extern int wpa_debug_level;
 extern int wpa_debug_show_keys;
 extern int wpa_debug_timestamp;
+static int daemonize = 0;
+static char *pid_file = NULL;
 
 extern struct wpa_driver_ops *wpa_drivers[];
 
@@ -147,6 +149,14 @@ static void hostapd_logger_cb(void *ctx,
 }
 #endif /* CONFIG_NO_HOSTAPD_LOGGER */
 
+static void hostapd_setup_complete_cb(void *ctx)
+{
+	if (daemonize && os_daemonize(pid_file)) {
+		perror("daemon");
+		return;
+	}
+	daemonize = 0;
+}
 
 /**
  * hostapd_driver_init - Preparate driver interface
@@ -165,6 +175,8 @@ static int hostapd_driver_init(struct ho
 		return -1;
 	}
 
+	hapd->setup_complete_cb = hostapd_setup_complete_cb;
+
 	/* Initialize the driver interface */
 	if (!(b[0] | b[1] | b[2] | b[3] | b[4] | b[5]))
 		b = NULL;
@@ -381,8 +393,6 @@ static void hostapd_global_deinit(const 
 #endif /* CONFIG_NATIVE_WINDOWS */
 
 	eap_server_unregister_methods();
-
-	os_daemonize_terminate(pid_file);
 }
 
 
@@ -408,11 +418,6 @@ static int hostapd_global_run(struct hap
 	}
 #endif /* EAP_SERVER_TNC */
 
-	if (daemonize && os_daemonize(pid_file)) {
-		perror("daemon");
-		return -1;
-	}
-
 	eloop_run();
 
 	return 0;
@@ -521,8 +526,7 @@ int main(int argc, char *argv[])
 	struct hapd_interfaces interfaces;
 	int ret = 1;
 	size_t i, j;
-	int c, debug = 0, daemonize = 0;
-	char *pid_file = NULL;
+	int c, debug = 0;
 	const char *log_file = NULL;
 	const char *entropy_file = NULL;
 	char **bss_config = NULL, **tmp_bss;