From c73d3e9e16c7d9cdd027b802fa88a476ecd50bf7 Mon Sep 17 00:00:00 2001
From: Zuhayr <AGMogett@gmail.com>
Date: Tue, 30 Dec 2014 16:09:50 +1030
Subject: [PATCH] Prevents power drain from functioning on atmos canisters.
 (#7567)

---
 code/game/machinery/atmoalter/canister.dm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/code/game/machinery/atmoalter/canister.dm b/code/game/machinery/atmoalter/canister.dm
index 5219bd22b7c..3e91d70f6c3 100644
--- a/code/game/machinery/atmoalter/canister.dm
+++ b/code/game/machinery/atmoalter/canister.dm
@@ -19,6 +19,9 @@
 	var/release_log = ""
 	var/update_flag = 0
 
+/obj/machinery/portable_atmospherics/canister/drain_power()
+	return -1
+
 /obj/machinery/portable_atmospherics/canister/sleeping_agent
 	name = "Canister: \[N2O\]"
 	icon_state = "redws"