[nrf fromtree] drivers: eth: native_tap: Init MAC properly

Set static or random MAC before calling net_linkaddr_set().

Signed-off-by: Seppo Takalo <[email protected]>
(cherry picked from commit 673853ae5a9b38c8d9f204ad1998b97a305020d8)

Author: SeppoTakalo

drivers/ethernet/eth_native_tap.c

@@ -307,7 +307,7 @@ static void create_rx_handler(struct eth_context *ctx)
 static void eth_iface_init(struct net_if *iface)
 {
 	struct eth_context *ctx = net_if_get_device(iface)->data;
-	struct net_linkaddr *ll_addr = eth_get_mac(ctx);
+	struct net_linkaddr *ll_addr;
 #if !defined(CONFIG_ETH_NATIVE_TAP_RANDOM_MAC)
 	const char *mac_addr =
 		mac_addr_cmd_opt ? mac_addr_cmd_opt : CONFIG_ETH_NATIVE_TAP_MAC_ADDR;
@@ -355,6 +355,8 @@ static void eth_iface_init(struct net_if *iface)
 	}
 #endif
 
+	ll_addr = eth_get_mac(ctx);
+
 	/* If we have only one network interface, then use the name
 	 * defined in the Kconfig directly. This way there is no need to
 	 * change the documentation etc. and break things.