--- zzzz-none-000/linux-3.10.107/net/bridge/br_ioctl.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/net/bridge/br_ioctl.c	2021-02-04 17:41:59.000000000 +0000
@@ -201,8 +201,7 @@
 		if (!ns_capable(dev_net(dev)->user_ns, CAP_NET_ADMIN))
 			return -EPERM;
 
-		br->ageing_time = clock_t_to_jiffies(args[1]);
-		return 0;
+		return br_set_ageing_time(br, args[1]);
 
 	case BRCTL_GET_PORT_INFO:
 	{
@@ -380,7 +379,7 @@
 {
 	struct net_bridge *br = netdev_priv(dev);
 
-	switch(cmd) {
+	switch (cmd) {
 	case SIOCDEVPRIVATE:
 		return old_dev_ioctl(dev, rq, cmd);