diff options
| author | Ghanan Gowripalan <ghanan@google.com> | 2020-01-07 10:07:59 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-01-07 10:09:39 -0800 |
| commit | 2031cc4701d5bfd21b34d7b0f7dc86920a553385 (patch) | |
| tree | 40da52ce2b5e35a24ac5c94a74422d7d7e5d3796 /pkg/tcpip/stack/nic.go | |
| parent | ed60bc326b7479995fee4a94d29cbc7d9dddef02 (diff) | |
Disable auto-generation of IPv6 link-local addresses for loopback NICs
Test: Test that an IPv6 link-local address is not auto-generated for loopback
NICs, even when it is enabled for non-loopback NICS.
PiperOrigin-RevId: 288519591
Diffstat (limited to 'pkg/tcpip/stack/nic.go')
| -rw-r--r-- | pkg/tcpip/stack/nic.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/pkg/tcpip/stack/nic.go b/pkg/tcpip/stack/nic.go index 044fe5298..523c2a699 100644 --- a/pkg/tcpip/stack/nic.go +++ b/pkg/tcpip/stack/nic.go @@ -174,7 +174,8 @@ func (n *NIC) enable() *tcpip.Error { return err } - if !n.stack.autoGenIPv6LinkLocal { + // Do not auto-generate an IPv6 link-local address for loopback devices. + if !n.stack.autoGenIPv6LinkLocal || n.loopback { return nil } |