netdev - [RFC PATCH net-next 3/7] net: dsa: use dsa_tree_for_each_user_port in dsa_tree_master_going

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Date:   Thu,  9 Dec 2021 00:32:26 +0200
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     netdev@...r.kernel.org
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Ansuel Smith <ansuelsmth@...il.com>
Subject: [RFC PATCH net-next 3/7] net: dsa: use dsa_tree_for_each_user_port in dsa_tree_master_going_down()

Consume 3 lines of code by using the dedicated iterator over the user
ports of a DSA switch tree.

Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>
---
 net/dsa/dsa2.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 438304a22e0f..9c490a326e6f 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -1193,10 +1193,7 @@ void dsa_tree_master_going_down(struct dsa_switch_tree *dst,
 	struct dsa_port *dp, *cpu_dp = master->dsa_ptr;
 	LIST_HEAD(close_list);
 
-	list_for_each_entry(dp, &dst->ports, list) {
-		if (!dsa_port_is_user(dp))
-			continue;
-
+	dsa_tree_for_each_user_port(dp, dst) {
 		if (dp->cpu_dp != cpu_dp)
 			continue;
 
-- 
2.25.1