From 445c043ef48028042c4aa48238bb3a46bfbed985 Mon Sep 17 00:00:00 2001
From: SkyratBot <59378654+SkyratBot@users.noreply.github.com>
Date: Sat, 7 Jan 2023 03:56:13 +0100
Subject: [PATCH] [MIRROR] Fixes turfs on centcom getting weird atmos adjacent
 turfs. [MDB IGNORE] (#18306)

---
 code/controllers/subsystem/air.dm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/code/controllers/subsystem/air.dm b/code/controllers/subsystem/air.dm
index 729f82ec306..cf0f53868d8 100644
--- a/code/controllers/subsystem/air.dm
+++ b/code/controllers/subsystem/air.dm
@@ -534,7 +534,9 @@ SUBSYSTEM_DEF(air)
 		active.remove_atom_colour(TEMPORARY_COLOUR_PRIORITY, COLOR_VIBRANT_LIME)
 	#endif
 	active_turfs.Cut()
-	var/time = 0
+	// We compare this against turf.current cycle using <= to ensure O(n)
+	// It defaults to 0, so we start at -1
+	var/time = -1
 
 	for(var/turf/T as anything in ALL_TURFS())
 		if (!T.init_air)