From 6b3d439cea92c8bfacc7b1fb4ed55fdda6470972 Mon Sep 17 00:00:00 2001
From: "Evgeny Grin (Karlson2k)" <k2k@drgrin.dev>
Date: Tue, 1 Apr 2025 05:42:48 +0300
Subject: [PATCH] daemon_cleanup_upgraded_conns(): microoptimisation

---
 src/mhd2/events_process.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/mhd2/events_process.c b/src/mhd2/events_process.c
index ea6d5cff..8e3a1375 100644
--- a/src/mhd2/events_process.c
+++ b/src/mhd2/events_process.c
@@ -339,10 +339,14 @@ daemon_process_all_active_conns (struct MHD_Daemon *restrict d)
  * @param d the daemon to process
  */
 static MHD_FN_PAR_NONNULL_ALL_ void
-daemon_cleanup_upgraded_conns (struct MHD_Daemon *restrict d)
+daemon_cleanup_upgraded_conns (struct MHD_Daemon *d)
 {
+  volatile struct MHD_Daemon *voltl_d = d;
   mhd_assert (! mhd_D_HAS_WORKERS (d));
 
+  if (NULL == mhd_DLINKEDL_GET_FIRST (&(voltl_d->conns.upgr), upgr_cleanup))
+    return;
+
   while (true)
   {
     struct MHD_Connection *c;