From: Jo-Philipp Wich <jow@openwrt.org>
Date: Mon, 1 Sep 2008 20:48:18 +0000 (+0000)
Subject: * luci/libs:	uvl: fix possible "attempt to index field '?' (a nil value)" in uvl... 
X-Git-Tag: 0.8.0~208
X-Git-Url: https://git.archive.openwrt.org/?p=project%2Fluci.git;a=commitdiff_plain;h=c230b83679568cd1fb0d52fa3f6a6b314564a1a7;ds=sidebyside

* luci/libs:	uvl: fix possible "attempt to index field '?' (a nil value)" in uvl.uvlitem.config()
---

diff --git a/libs/uvl/luasrc/uvl.lua b/libs/uvl/luasrc/uvl.lua
index 66e7eeaea..082302837 100644
--- a/libs/uvl/luasrc/uvl.lua
+++ b/libs/uvl/luasrc/uvl.lua
@@ -777,9 +777,10 @@ function uvlitem.config(self, opt)
 	local c
 
 	if #self.cref == 4 or #self.cref == 3 then
-		c = self.c[self.cref[2]][self.cref[3]]
+		c = self.c and self.c[self.cref[2]] or nil
+		c = c      and c[self.cref[3]]      or nil
 	elseif #self.cref == 2 then
-		c = self.c[self.cref[2]]
+		c = self.c and self.c[self.cref[2]] or nil
 	else
 		c = self.c
 	end