From b1c20c32d74c408ce437fc4ae2da3f10675040a5 Mon Sep 17 00:00:00 2001
From: Uristqwerty <Uristqwerty@gmail.com>
Date: Wed, 20 Feb 2013 14:47:32 -0500
Subject: [PATCH] Fixed infinite loop in powernet rebuild.

If a /obj/machinery/power wasn't anchored, it wouldn't get a new list of connections, so would endlessly loop on the old list, of which that object was the first entry, ensuring that the loop would never terminate.
---
 code/modules/power/power.dm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/code/modules/power/power.dm b/code/modules/power/power.dm
index f3418c8feed..b94901a6373 100644
--- a/code/modules/power/power.dm
+++ b/code/modules/power/power.dm
@@ -186,6 +186,9 @@
 			M.powernet = PN
 			P = M.get_connections()
 
+		else
+			return
+
 		if(P.len == 0)	return
 
 		O = P[1]