net: dsa: use ports list to find first CPU port (c0b73628) · Commits · 戴 / test

Use the new ports list instead of iterating over switches and their ports when looking up the first CPU port in the tree. Signed-off-by:

net/dsa/dsa2.c

+3 −14

Original line number	Diff line number	Diff line
		@@ -186,22 +186,11 @@ static bool dsa_tree_setup_routing_table(struct dsa_switch_tree *dst)

		static struct dsa_port dsa_tree_find_first_cpu(struct dsa_switch_tree dst)
		{
		struct dsa_switch *ds;
		struct dsa_port *dp;
		int device, port;

		for (device = 0; device < DSA_MAX_SWITCHES; device++) {
		ds = dst->ds[device];
		if (!ds)
		continue;

		for (port = 0; port < ds->num_ports; port++) {
		dp = &ds->ports[port];

		list_for_each_entry(dp, &dst->ports, list)
		if (dsa_port_is_cpu(dp))
		return dp;
		}
		}

		return NULL;
		}