linux-kernel - [PATCH net-next 4/5] net: dsa: assign a CPU port to DSA port

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Date:   Mon,  4 Dec 2017 12:34:56 -0500
From:   Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:     netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kernel@...oirfairelinux.com,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Subject: [PATCH net-next 4/5] net: dsa: assign a CPU port to DSA port

DSA ports also need to have a dedicated CPU port assigned to them,
because they need to know where to egress frames targeting the CPU,
e.g. To_Cpu frames received on a Marvell Tag port.

Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
---
 net/dsa/dsa2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 1e287420ff49..21f9bed11988 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -241,7 +241,7 @@ static int dsa_tree_setup_default_cpu(struct dsa_switch_tree *dst)
 		for (port = 0; port < ds->num_ports; port++) {
 			dp = &ds->ports[port];
 
-			if (dsa_port_is_user(dp))
+			if (dsa_port_is_user(dp) || dsa_port_is_dsa(dp))
 				dp->cpu_dp = dst->cpu_dp;
 		}
 	}
-- 
2.15.1