6lowpan: Set MAC address length according to LOWPAN_LLTYPE

Set MAC address length according to the 6LoWPAN link layer in use. Bluetooth Low Energy uses 48 bit addressing while IEEE802.15.4 uses 64 bits. Signed-off-by: Patrik Flykt <[email protected]> Reviewed-by: Stefan Schmidt <[email protected]> Signed-off-by: Marcel Holtmann <[email protected]>
niw · Apr 12, 2017 · be054fc · be054fc
1 parent c259d14
commit be054fc
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/net/6lowpan/core.c b/net/6lowpan/core.c
@@ -23,7 +23,16 @@ int lowpan_register_netdevice(struct net_device *dev,
 {
 	int i, ret;
 
-	dev->addr_len = EUI64_ADDR_LEN;
+	switch (lltype) {
+	case LOWPAN_LLTYPE_IEEE802154:
+		dev->addr_len = EUI64_ADDR_LEN;
+		break;
+
+	case LOWPAN_LLTYPE_BTLE:
+		dev->addr_len = ETH_ALEN;
+		break;
+	}
+
 	dev->type = ARPHRD_6LOWPAN;
 	dev->mtu = IPV6_MIN_MTU;
 	dev->priv_flags |= IFF_NO_QUEUE;