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| author | gVisor bot <gvisor-bot@google.com> | 2020-04-20 14:31:12 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-04-20 14:31:12 -0700 |
| commit | 07b1b4cc98552a7d45d673ce1e4d1222bbffca7d (patch) | |
| tree | 0c09a287bf7c712e315e2dd2a49b8785054de986 /pkg/tcpip/network/arp | |
| parent | 470633d7e916e7956f4ebd75559f92cf12067cbf (diff) | |
| parent | a551add5d8a5bf631cd9859c761e579fdb33ec82 (diff) | |
Merge pull request #2313 from kevinGC:firstn
PiperOrigin-RevId: 307477185
Diffstat (limited to 'pkg/tcpip/network/arp')
| -rw-r--r-- | pkg/tcpip/network/arp/arp.go | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/pkg/tcpip/network/arp/arp.go b/pkg/tcpip/network/arp/arp.go index 7acbfa0a8..cf73a939e 100644 --- a/pkg/tcpip/network/arp/arp.go +++ b/pkg/tcpip/network/arp/arp.go @@ -93,7 +93,10 @@ func (e *endpoint) WriteHeaderIncludedPacket(r *stack.Route, pkt stack.PacketBuf } func (e *endpoint) HandlePacket(r *stack.Route, pkt stack.PacketBuffer) { - v := pkt.Data.First() + v, ok := pkt.Data.PullUp(header.ARPSize) + if !ok { + return + } h := header.ARP(v) if !h.IsValid() { return |