From 9481e4452cfdcb3bc7858892ca4e4faae3371d5b Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Fri, 22 Apr 2022 12:54:52 -0700
Subject: [PATCH] Internal change.

PiperOrigin-RevId: 443736918
---
 test/util/socket_util.cc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/test/util/socket_util.cc b/test/util/socket_util.cc
index 650b422ae..4d8ba6d50 100644
--- a/test/util/socket_util.cc
+++ b/test/util/socket_util.cc
@@ -1075,9 +1075,9 @@ void SetupTimeWaitClose(const TestAddress* listener,
     ASSERT_THAT(poll(&pfd, 1, kTimeout), SyscallSucceedsWithValue(1));
   }
 
-  // This sleep is needed to reduce flake to ensure that the passive-close
-  // ensures the state transitions to CLOSE from LAST_ACK.
-  absl::SleepFor(absl::Seconds(1));
+  // Close the passive socket. This ensures that it transitions from LAST_ACK to
+  // CLOSE.
+  passive_closefd.reset();
 }
 
 constexpr char kRangeFile[] = "/proc/sys/net/ipv4/ip_local_port_range";