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| author | gVisor bot <gvisor-bot@google.com> | 2020-04-27 19:30:05 +0000 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-04-27 19:30:05 +0000 |
| commit | 78ea854d8b4053e084a87298f0d3f99ac1684473 (patch) | |
| tree | f2c17744543bfb81ea8b3df199941a3b3082c063 /pkg/tcpip/transport/udp/protocol.go | |
| parent | 423dc64b50359fac50ecce08d7a2815ed4607da2 (diff) | |
| parent | 55f0c3316af8ea2a1fcc16511efc580f307623f6 (diff) | |
Merge release-20200323.0-253-g55f0c33 (automated)
Diffstat (limited to 'pkg/tcpip/transport/udp/protocol.go')
| -rw-r--r-- | pkg/tcpip/transport/udp/protocol.go | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/pkg/tcpip/transport/udp/protocol.go b/pkg/tcpip/transport/udp/protocol.go index 52af6de22..6e31a9bac 100644 --- a/pkg/tcpip/transport/udp/protocol.go +++ b/pkg/tcpip/transport/udp/protocol.go @@ -68,13 +68,8 @@ func (*protocol) ParsePorts(v buffer.View) (src, dst uint16, err *tcpip.Error) { // that don't match any existing endpoint. func (p *protocol) HandleUnknownDestinationPacket(r *stack.Route, id stack.TransportEndpointID, pkt stack.PacketBuffer) bool { // Get the header then trim it from the view. - h, ok := pkt.Data.PullUp(header.UDPMinimumSize) - if !ok { - // Malformed packet. - r.Stack().Stats().UDP.MalformedPacketsReceived.Increment() - return true - } - if int(header.UDP(h).Length()) > pkt.Data.Size() { + hdr := header.UDP(pkt.Data.First()) + if int(hdr.Length()) > pkt.Data.Size() { // Malformed packet. r.Stack().Stats().UDP.MalformedPacketsReceived.Increment() return true |