ipv6 addrconf: Fix interface identifiers of 802.15.4 devices.

The "Universal/Local" (U/L) bit must be complmented according to RFC4944 and RFC2464. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
git-mirror · Jan 29, 2013 · 5e98a36 · 5e98a36
1 parent 00d3d51
commit 5e98a36
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
@@ -1660,6 +1660,7 @@ static int addrconf_ifid_eui64(u8 *eui, struct net_device *dev)
 	if (dev->addr_len != IEEE802154_ADDR_LEN)
 		return -1;
 	memcpy(eui, dev->dev_addr, 8);
+	eui[0] ^= 2;
 	return 0;
 }