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Diffstat (limited to 'pkg/tcpip/transport/tcp/snd.go')
-rw-r--r--pkg/tcpip/transport/tcp/snd.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/pkg/tcpip/transport/tcp/snd.go b/pkg/tcpip/transport/tcp/snd.go
index 096ea9cd4..e4fa89912 100644
--- a/pkg/tcpip/transport/tcp/snd.go
+++ b/pkg/tcpip/transport/tcp/snd.go
@@ -435,6 +435,10 @@ func (s *sender) sendData() {
if !s.resendTimer.enabled() && s.sndUna != s.sndNxt {
s.resendTimer.enable(s.rto)
}
+ // If we have no more pending data, start the keepalive timer.
+ if s.sndUna == s.sndNxt {
+ s.ep.resetKeepaliveTimer(false)
+ }
}
func (s *sender) enterFastRecovery() {