From 4130016623d043c7279f39937a73c24200288a73 Mon Sep 17 00:00:00 2001
From: Matt Caswell <matt@openssl.org>
Date: Thu, 31 Aug 2017 09:39:26 +0100
Subject: [PATCH] Fix Proxy where a timeout occurs waiting for both client and
 server

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4305)
---
 util/perl/TLSProxy/Proxy.pm | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/util/perl/TLSProxy/Proxy.pm b/util/perl/TLSProxy/Proxy.pm
index c92652e78f..f3e76bf35c 100644
--- a/util/perl/TLSProxy/Proxy.pm
+++ b/util/perl/TLSProxy/Proxy.pm
@@ -297,8 +297,11 @@ sub clientstart
     while(     (!(TLSProxy::Message->end)
                 || (defined $self->sessionfile()
                     && (-s $self->sessionfile()) == 0))
-            && $ctr < 10
-            && (@ready = $sel->can_read(1))) {
+            && $ctr < 10) {
+        if (!(@ready = $sel->can_read(1))) {
+            $ctr++;
+            next;
+        }
         foreach my $hand (@ready) {
             if ($hand == $server_sock) {
                 $server_sock->sysread($indata, 16384) or goto END;
@@ -311,7 +314,7 @@ sub clientstart
                 $server_sock->syswrite($indata);
                 $ctr = 0;
             } else {
-                $ctr++
+                die "Unexpected handle";
             }
         }
     }
-- 
2.25.1