diff options
| author | Ghanan Gowripalan <ghanan@google.com> | 2021-01-26 15:43:22 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-01-26 15:45:41 -0800 |
| commit | 8bb7d61bdca59b98761b198ec258a6d77441c7ed (patch) | |
| tree | f824159e4c2bfdd10bc0e178f90323b4314d081f /pkg/tcpip/network/ipv6/ndp.go | |
| parent | ce39f82985b95972c545c941be2133b607b4440c (diff) | |
Do not use stack.Route to send NDP NS
When sending packets through a stack.Route, we attempt to perform
link resolution. Neighbor Solicitation messages do not need link
resolution to be performed so send the packets out the interface
directly instead.
PiperOrigin-RevId: 353967435
Diffstat (limited to 'pkg/tcpip/network/ipv6/ndp.go')
| -rw-r--r-- | pkg/tcpip/network/ipv6/ndp.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/pkg/tcpip/network/ipv6/ndp.go b/pkg/tcpip/network/ipv6/ndp.go index 41112a0c4..ca4ff621d 100644 --- a/pkg/tcpip/network/ipv6/ndp.go +++ b/pkg/tcpip/network/ipv6/ndp.go @@ -732,7 +732,7 @@ func (ndp *ndpState) sendDADPacket(addr tcpip.Address, addressEndpoint stack.Add }) sent := ndp.ep.stats.icmp.packetsSent - if err := ndp.ep.addIPHeader(header.IPv6Any, snmc, pkt, stack.NetworkHeaderParams{ + if err := addIPHeader(header.IPv6Any, snmc, pkt, stack.NetworkHeaderParams{ Protocol: header.ICMPv6ProtocolNumber, TTL: header.NDPHopLimit, }, nil /* extensionHeaders */); err != nil { @@ -1857,7 +1857,7 @@ func (ndp *ndpState) startSolicitingRouters() { }) sent := ndp.ep.stats.icmp.packetsSent - if err := ndp.ep.addIPHeader(localAddr, header.IPv6AllRoutersMulticastAddress, pkt, stack.NetworkHeaderParams{ + if err := addIPHeader(localAddr, header.IPv6AllRoutersMulticastAddress, pkt, stack.NetworkHeaderParams{ Protocol: header.ICMPv6ProtocolNumber, TTL: header.NDPHopLimit, }, nil /* extensionHeaders */); err != nil { |