Fixes somethings I broke.

fixes walls spawning their metal in an odd spot because of loc vs src confusion.
fixes ashdrakes's flame wall getting confused when it tried to see if the turf it is standing on is atmosly connected to the turf it is standing on.

code/game/turfs/simulated/wall/reinf_walls.dm

@@ -30,11 +30,11 @@
 			user << "<span class='notice'>The support rods have been <i>sliced through</i>, and the outer sheath is <b>connected loosely</b> to the girder.</span>"
 
 /turf/closed/wall/r_wall/break_wall()
-	new sheet_type(loc)
+	new sheet_type(src)
 	return (new /obj/structure/girder/reinforced(src))
 
 /turf/closed/wall/r_wall/devastate_wall()
-	new sheet_type(loc)
+	new sheet_type(src)
 	new /obj/item/stack/sheet/metal(src, 2)
 
 /turf/closed/wall/r_wall/attack_animal(mob/living/simple_animal/M)

code/game/turfs/simulated/walls.dm

@@ -43,12 +43,12 @@
 	ChangeTurf(/turf/open/floor/plating)
 
 /turf/closed/wall/proc/break_wall()
-	var/obj/item/stack/sheet/builtin_sheet = new sheet_type(loc)
+	var/obj/item/stack/sheet/builtin_sheet = new sheet_type(src)
 	builtin_sheet.amount = 2
 	return (new /obj/structure/girder(src))
 
 /turf/closed/wall/proc/devastate_wall()
-	var/obj/item/stack/sheet/builtin_sheet = new sheet_type(loc)
+	var/obj/item/stack/sheet/builtin_sheet = new sheet_type(src)
 	builtin_sheet.amount = 2
 	new /obj/item/stack/sheet/metal(src)
 

code/modules/mob/living/simple_animal/hostile/megafauna/dragon.dm

@@ -171,7 +171,7 @@ Difficulty: Medium
 	var/range = 10
 	var/turf/previousturf = get_turf(src)
 	for(var/turf/J in getline(src,E))
-		if(!range || !previousturf.atmos_adjacent_turfs || !previousturf.atmos_adjacent_turfs[J])
+		if(!range || (J != previousturf && (!previousturf.atmos_adjacent_turfs || !previousturf.atmos_adjacent_turfs[J])))
 			break
 		range--
 		PoolOrNew(/obj/effect/hotspot,J)