diff options
| author | Tamir Duberstein <tamird@google.com> | 2019-03-26 11:43:55 -0700 |
|---|---|---|
| committer | Shentubot <shentubot@google.com> | 2019-03-26 11:45:01 -0700 |
| commit | 9cd2b66f103c122bf8556a763d06d981f4828871 (patch) | |
| tree | 80a656db94af217a21395b3eb9c521d8e8d14f87 /pkg/tcpip/network/ipv6/icmp.go | |
| parent | 23a5306b5c556e541deaf60512f605f17c2d8db2 (diff) | |
Remove echoReplier
Mirror the ICMPv6 echo implementation in ICMPv4 echo. This removes
unnecessary asynchrony, reduces copying, and reduces complexity.
PiperOrigin-RevId: 240394525
Change-Id: If8f53254154f86772f5e51159765aa23b3b328b8
Diffstat (limited to 'pkg/tcpip/network/ipv6/icmp.go')
| -rw-r--r-- | pkg/tcpip/network/ipv6/icmp.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/pkg/tcpip/network/ipv6/icmp.go b/pkg/tcpip/network/ipv6/icmp.go index e43253d3e..cfc05d9e1 100644 --- a/pkg/tcpip/network/ipv6/icmp.go +++ b/pkg/tcpip/network/ipv6/icmp.go @@ -136,8 +136,9 @@ func (e *endpoint) handleICMP(r *stack.Route, netHeader buffer.View, vv buffer.V if len(v) < header.ICMPv6EchoMinimumSize { return } + vv.TrimFront(header.ICMPv6EchoMinimumSize) - hdr := buffer.NewPrependable(int(r.MaxHeaderLength()) + header.IPv6MinimumSize + header.ICMPv6EchoMinimumSize) + hdr := buffer.NewPrependable(int(r.MaxHeaderLength()) + header.ICMPv6EchoMinimumSize) pkt := header.ICMPv6(hdr.Prepend(header.ICMPv6EchoMinimumSize)) copy(pkt, h) pkt.SetType(header.ICMPv6EchoReply) |