linux-kernel - [PATCH net-next v2 06/16] net: dsa: use ports list for routing table setup

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Message-Id: <20191021205130.304149-7-vivien.didelot@gmail.com>
Date:   Mon, 21 Oct 2019 16:51:20 -0400
From:   Vivien Didelot <vivien.didelot@...il.com>
To:     "David S. Miller" <davem@...emloft.net>
Cc:     linux-kernel@...r.kernel.org,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>, netdev@...r.kernel.org
Subject: [PATCH net-next v2 06/16] net: dsa: use ports list for routing table setup

Use the new ports list instead of accessing the dsa_switch array
of ports when iterating over DSA ports of a switch to set up the
routing table.

Signed-off-by: Vivien Didelot <vivien.didelot@...il.com>
Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
---
 net/dsa/dsa2.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 01b6047d9b7b..623805ba8e1a 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -157,6 +157,7 @@ static bool dsa_port_setup_routing_table(struct dsa_port *dp)
 
 static bool dsa_switch_setup_routing_table(struct dsa_switch *ds)
 {
+	struct dsa_switch_tree *dst = ds->dst;
 	bool complete = true;
 	struct dsa_port *dp;
 	int i;
@@ -164,10 +165,8 @@ static bool dsa_switch_setup_routing_table(struct dsa_switch *ds)
 	for (i = 0; i < DSA_MAX_SWITCHES; i++)
 		ds->rtable[i] = DSA_RTABLE_NONE;
 
-	for (i = 0; i < ds->num_ports; i++) {
-		dp = &ds->ports[i];
-
-		if (dsa_port_is_dsa(dp)) {
+	list_for_each_entry(dp, &dst->ports, list) {
+		if (dp->ds == ds && dsa_port_is_dsa(dp)) {
 			complete = dsa_port_setup_routing_table(dp);
 			if (!complete)
 				break;
-- 
2.23.0