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authorgVisor bot <gvisor-bot@google.com>2021-08-19 00:04:50 +0000
committergVisor bot <gvisor-bot@google.com>2021-08-19 00:04:50 +0000
commit790ff24dedcef4ff2a5fa5a69955a93ad00b449a (patch)
tree469626598296d752727d545e23a600c8cc481e3d /pkg/tcpip/stack
parentb7545f1243b51df8158b6a5ab2d7bfd61eec9c5e (diff)
parenta4ae5fed32c09d5c09b4d540b9d5faa8fcd5dda1 (diff)
Merge release-20210806.0-43-ga4ae5fed3 (automated)
Diffstat (limited to 'pkg/tcpip/stack')
-rw-r--r--pkg/tcpip/stack/stack.go11
-rw-r--r--pkg/tcpip/stack/transport_demuxer.go2
2 files changed, 2 insertions, 11 deletions
diff --git a/pkg/tcpip/stack/stack.go b/pkg/tcpip/stack/stack.go
index c73890c4c..e0c5e5e28 100644
--- a/pkg/tcpip/stack/stack.go
+++ b/pkg/tcpip/stack/stack.go
@@ -119,8 +119,7 @@ type Stack struct {
// by the stack.
icmpRateLimiter *ICMPRateLimiter
- // seed is a one-time random value initialized at stack startup
- // and is used to seed the TCP port picking on active connections
+ // seed is a one-time random value initialized at stack startup.
//
// TODO(gvisor.dev/issue/940): S/R this field.
seed uint32
@@ -1819,14 +1818,6 @@ func (s *Stack) SetNUDConfigurations(id tcpip.NICID, proto tcpip.NetworkProtocol
return nic.setNUDConfigs(proto, c)
}
-// Seed returns a 32 bit value that can be used as a seed value for port
-// picking, ISN generation etc.
-//
-// NOTE: The seed is generated once during stack initialization only.
-func (s *Stack) Seed() uint32 {
- return s.seed
-}
-
// Rand returns a reference to a pseudo random generator that can be used
// to generate random numbers as required.
func (s *Stack) Rand() *rand.Rand {
diff --git a/pkg/tcpip/stack/transport_demuxer.go b/pkg/tcpip/stack/transport_demuxer.go
index dda57e225..824cf6526 100644
--- a/pkg/tcpip/stack/transport_demuxer.go
+++ b/pkg/tcpip/stack/transport_demuxer.go
@@ -479,7 +479,7 @@ func (d *transportDemuxer) singleRegisterEndpoint(netProto tcpip.NetworkProtocol
if !ok {
epsByNIC = &endpointsByNIC{
endpoints: make(map[tcpip.NICID]*multiPortEndpoint),
- seed: d.stack.Seed(),
+ seed: d.stack.seed,
}
}
if err := epsByNIC.registerEndpoint(d, netProto, protocol, ep, flags, bindToDevice); err != nil {