- Fixes issue 811. A warning was sent if there weren't enough cable pieces left, but the proc did not return at that point.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@4477 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/stacks/glass.dm

@@ -17,6 +17,7 @@ SHARDS
 		var/obj/item/weapon/cable_coil/CC = W
 		if(CC.amount < 5)
 			user << "\b There is not enough wire in this coil. You need 5 lengths."
+			return
 		CC.use(5)
 		src.use(1)
 		user << "\blue You attach wire to the [name]."