net: dsa: qca8k: remove redundant check in parse_port_config

The very next check for port 0 and 6 already makes sure we don't go out
of bounds with the ports_config delay table.
Remove the redundant check.
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/qca8k.c

@@ -983,7 +983,7 @@ qca8k_parse_port_config(struct qca8k_priv *priv)
 	u32 delay;
 
 	/* We have 2 CPU port. Check them */
-	for (port = 0; port < QCA8K_NUM_PORTS && cpu_port_index < QCA8K_NUM_CPU_PORTS; port++) {
+	for (port = 0; port < QCA8K_NUM_PORTS; port++) {
 		/* Skip every other port */
 		if (port != 0 && port != 6)
 			continue;