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| author | gVisor bot <gvisor-bot@google.com> | 2020-11-19 19:51:34 +0000 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-11-19 19:51:34 +0000 |
| commit | 7dcd014bcfe17836a8ef57e0f840d3c574d07965 (patch) | |
| tree | b53fcd58efc5bfeb9a07e5607d579a0695f416ef /pkg/tcpip/network/ipv6/ipv6.go | |
| parent | aeedb109c57a31a68b640ede70235d1e1a569c17 (diff) | |
| parent | 27ee4fe76ad586ac8751951a842b3681f9375025 (diff) | |
Merge release-20201109.0-88-g27ee4fe76 (automated)
Diffstat (limited to 'pkg/tcpip/network/ipv6/ipv6.go')
| -rw-r--r-- | pkg/tcpip/network/ipv6/ipv6.go | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/pkg/tcpip/network/ipv6/ipv6.go b/pkg/tcpip/network/ipv6/ipv6.go index 7a00f6314..fa2adb0b3 100644 --- a/pkg/tcpip/network/ipv6/ipv6.go +++ b/pkg/tcpip/network/ipv6/ipv6.go @@ -737,8 +737,11 @@ func (e *endpoint) handlePacket(pkt *stack.PacketBuffer) { return } - addressEndpoint := e.AcquireAssignedAddress(dstAddr, e.nic.Promiscuous(), stack.CanBePrimaryEndpoint) - if addressEndpoint == nil { + // The destination address should be an address we own or a group we joined + // for us to receive the packet. Otherwise, attempt to forward the packet. + if addressEndpoint := e.AcquireAssignedAddress(dstAddr, e.nic.Promiscuous(), stack.CanBePrimaryEndpoint); addressEndpoint != nil { + addressEndpoint.DecRef() + } else if !e.IsInGroup(dstAddr) { if !e.protocol.Forwarding() { stats.IP.InvalidDestinationAddressesReceived.Increment() return @@ -747,7 +750,6 @@ func (e *endpoint) handlePacket(pkt *stack.PacketBuffer) { _ = e.forwardPacket(pkt) return } - addressEndpoint.DecRef() // vv consists of: // - Any IPv6 header bytes after the first 40 (i.e. extensions). |