From 841b9e756beb1aa00d0f89097a808adcbbf45397 Mon Sep 17 00:00:00 2001
From: Eric Wong <BOFH@YHBT.net>
Date: Mon, 5 Jun 2023 10:12:51 +0000
Subject: [PATCH 22/23] drop redundant IO#close_on_exec=false calls

Passing the `{ FD => IO }' mapping to #spawn or #exec already
ensures Ruby will clear FD_CLOEXEC on these FDs before execve(2).
---
 lib/unicorn/http_server.rb | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/lib/unicorn/http_server.rb b/lib/unicorn/http_server.rb
index 348e745..dd92b38 100644
--- a/lib/unicorn/http_server.rb
+++ b/lib/unicorn/http_server.rb
@@ -472,10 +472,7 @@ def worker_spawn(worker)
 
   def listener_sockets
     listener_fds = {}
-    LISTENERS.each do |sock|
-      sock.close_on_exec = false
-      listener_fds[sock.fileno] = sock
-    end
+    LISTENERS.each { |sock| listener_fds[sock.fileno] = sock }
     listener_fds
   end