From: Andrew Lunn <andrew@lunn.ch>
Date: Thu, 9 Nov 2017 22:11:02 +0000 (+0100)
Subject: net: dsa: switch: Don't add CPU port to an mdb by default
X-Git-Tag: v4.19~2168^2~95^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ae45102c9d247516e52f41b3381e195bbc25a362;p=platform%2Fkernel%2Flinux-rpi.git

net: dsa: switch: Don't add CPU port to an mdb by default

Now that the host indicates when a multicast group should be forwarded
from the switch to the host, don't do it by default.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/dsa/switch.c b/net/dsa/switch.c
index e6c06aa349a6..1155e43c157f 100644
--- a/net/dsa/switch.c
+++ b/net/dsa/switch.c
@@ -121,7 +121,7 @@ static int dsa_switch_mdb_add(struct dsa_switch *ds,
 	if (ds->index == info->sw_index)
 		set_bit(info->port, group);
 	for (port = 0; port < ds->num_ports; port++)
-		if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
+		if (dsa_is_dsa_port(ds, port))
 			set_bit(port, group);
 
 	if (switchdev_trans_ph_prepare(trans)) {