Mobs crushed by doors while inside an atom wont be forcemoved outside of the atom (#10608)

code/game/machinery/doors/airlock.dm

@@ -1489,21 +1489,20 @@ About the new airlock wires panel:
 	SetWeakened(5)
 	visible_message(SPAN_DANGER("[src] is crushed in the airlock!"), SPAN_DANGER("You are crushed in the airlock!"), SPAN_NOTICE("You hear airlock actuators momentarily struggle."))
 
-	var/turf/T = get_turf(src)
+	var/turf/T = loc
+	if(istype(T))
+		var/list/valid_turfs = list()
+		for(var/dir_to_test in cardinal)
+			var/turf/new_turf = get_step(T, dir_to_test)
+			if(!new_turf.contains_dense_objects())
+				valid_turfs |= new_turf
 
-	var/list/valid_turfs = list()
-	for(var/dir_to_test in cardinal)
-		var/turf/new_turf = get_step(T, dir_to_test)
-		if(!new_turf.contains_dense_objects())
-			valid_turfs |= new_turf
-
-	while(valid_turfs.len)
-		T = pick(valid_turfs)
-		valid_turfs -= T
-
-		if(src.forceMove(T))
-			return
+		while(valid_turfs.len)
+			T = pick(valid_turfs)
+			valid_turfs -= T
 
+			if(src.forceMove(T))
+				return
 
 /mob/living/carbon/airlock_crush(var/crush_damage)
 	. = ..()

html/changelogs/airlock_crush_movement_fix.yml

@@ -0,0 +1,41 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes:
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#   balance
+#   admin
+#   backend
+#   security
+#   refactor
+#################################
+
+# Your name.
+author: mikomyazaki
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes:
+  - bugfix: "Being crushed by an airlock while inside something (e.g. a locker) will no longer teleport you outside of the thing."