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authorChris Koch <chrisko@google.com>2019-12-28 00:57:21 -0800
committerinsomniac <insomniacslk@users.noreply.github.com>2020-03-05 15:51:55 +0000
commitc483f8beb41f894c3d9c5adf0781c73ca1fbd7ac (patch)
tree73f0afcf6f50af83220f4f2d67e7edbc2cb71326 /dhcpv6/iputils.go
parent8d3e32a40580e3e227f64d9068f84b321e7921b2 (diff)
v6: add ClientID getter
Signed-off-by: Chris Koch <chrisko@google.com>
Diffstat (limited to 'dhcpv6/iputils.go')
-rw-r--r--dhcpv6/iputils.go5
1 files changed, 2 insertions, 3 deletions
diff --git a/dhcpv6/iputils.go b/dhcpv6/iputils.go
index b8c5876..9c18da2 100644
--- a/dhcpv6/iputils.go
+++ b/dhcpv6/iputils.go
@@ -83,11 +83,10 @@ func ExtractMAC(packet DHCPv6) (net.HardwareAddr, error) {
return nil, err
}
}
- optclientid := msg.GetOneOption(OptionClientID)
- if optclientid == nil {
+ duid := msg.(*Message).Options.ClientID()
+ if duid == nil {
return nil, fmt.Errorf("client ID not found in packet")
}
- duid := optclientid.(*OptClientId).Cid
if duid.LinkLayerAddr == nil {
return nil, fmt.Errorf("failed to extract MAC")
}