net: replace random_ether_addr() with eth_hw_addr_random()

Replace usage of random_ether_addr() with eth_hw_addr_random()
to set addr_assign_type correctly to NET_ADDR_RANDOM.

Change the trivial cases.

v2: adapt to renamed eth_hw_addr_random()

Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 0286d78..b59414a 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -1536,7 +1536,7 @@
 		return -EEXIST;
 
 	if (dev->type == ARPHRD_ETHER && !tb[IFLA_ADDRESS])
-		random_ether_addr(dev->dev_addr);
+		eth_hw_addr_random(dev);
 
 	mtu = ipgre_tunnel_bind_dev(dev);
 	if (!tb[IFLA_MTU])