From: Jo-Philipp Wich <jow@openwrt.org>
Date: Sat, 18 Jul 2009 21:58:41 +0000 (+0000)
Subject: libs/nixio: allow calls to nixio.util.consume() with no iterator given
X-Git-Tag: 0.10.0~1334
X-Git-Url: https://git.archive.openwrt.org/?p=project%2Fluci.git;a=commitdiff_plain;h=6abba6163290b58cd9ebae98d8459ac38ef52a4b;ds=sidebyside

libs/nixio: allow calls to nixio.util.consume() with no iterator given
---

diff --git a/libs/nixio/lua/nixio/util.lua b/libs/nixio/lua/nixio/util.lua
index d83209aff..ecefb4c97 100644
--- a/libs/nixio/lua/nixio/util.lua
+++ b/libs/nixio/lua/nixio/util.lua
@@ -28,8 +28,10 @@ local ZBUG = uname.sysname == "Linux" and uname.release:sub(1, 3) == "2.4"
 
 function consume(iter, append)
 	local tbl = append or {}
-	for obj in iter do
-		tbl[#tbl+1] = obj
+	if iter then
+		for obj in iter do
+			tbl[#tbl+1] = obj
+		end
 	end
 	return tbl
 end