net: enetc: Make some symbols static

Fix the following warning:

drivers/net/ethernet/freescale/enetc/enetc_qos.c:427:20: warning:
symbol 'enetc_act_fwd' was not declared. Should it be static?
drivers/net/ethernet/freescale/enetc/enetc_qos.c:966:20: warning:
symbol 'enetc_check_flow_actions' was not declared. Should it be static?
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: ChenTao <chentao107@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/freescale/enetc/enetc_qos.c

@@ -424,7 +424,7 @@ struct enetc_psfp {
 	spinlock_t psfp_lock; /* spinlock for the struct enetc_psfp r/w */
 };
 
-struct actions_fwd enetc_act_fwd[] = {
+static struct actions_fwd enetc_act_fwd[] = {
 	{
 		BIT(FLOW_ACTION_GATE),
 		BIT(FLOW_DISSECTOR_KEY_ETH_ADDRS),
@@ -963,7 +963,8 @@ static int enetc_psfp_hw_set(struct enetc_ndev_priv *priv,
 	return err;
 }
 
-struct actions_fwd *enetc_check_flow_actions(u64 acts, unsigned int inputkeys)
+static struct actions_fwd *enetc_check_flow_actions(u64 acts,
+						    unsigned int inputkeys)
 {
 	int i;