disco: fix UDPRelayEndpoint.AddrPorts slice cap math

Fixes tailscale/corp#45066 Signed-off-by: Jordan Whited <jordan@tailscale.com>
2026-07-17 09:11:12 -07:00
parent 7ec9b7ffa3
commit 94381a191a
1 changed files with 1 additions and 1 deletions
@@ -605,7 +605,7 @@ func (m *UDPRelayEndpoint) decode(b []byte) error {
 	b = b[8:]
 	m.SteadyStateLifetime = time.Duration(binary.BigEndian.Uint64(b[:8]))
 	b = b[8:]
-	m.AddrPorts = make([]netip.AddrPort, 0, len(b)-udpRelayEndpointLenMinusAddrPorts/epLength)
+	m.AddrPorts = make([]netip.AddrPort, 0, len(b)/epLength)
 	for len(b) > 0 {
 		var a [16]byte
 		copy(a[:], b)