From: Felix Fietkau <nbd@openwrt.org>
Date: Tue, 3 Jun 2008 22:50:21 +0000 (+0000)
Subject: some error handling for fs.dir(...) == nil
X-Git-Tag: 0.8.0~891
X-Git-Url: https://git.archive.openwrt.org/?p=project%2Fluci.git;a=commitdiff_plain;h=7557c5bcef137e7e27c4dd56325a633231d91cc8

some error handling for fs.dir(...) == nil
---

diff --git a/applications/luci-statistics/luasrc/statistics/datatree.lua b/applications/luci-statistics/luasrc/statistics/datatree.lua
index ba6d7740b..327b8ef36 100644
--- a/applications/luci-statistics/luasrc/statistics/datatree.lua
+++ b/applications/luci-statistics/luasrc/statistics/datatree.lua
@@ -44,7 +44,11 @@ function Instance._notzero( self, table )
 end
 
 function Instance._scan( self )
-	for i, plugin in ipairs( fs.dir( self._libdir ) ) do
+	local dir = fs.dir( self._libdir )
+	if not dir then
+		return
+	end
+	for i, plugin in ipairs( dir ) do
 		if plugin:match("%w+.so") then
 			self._plugins[ plugin:gsub(".so", "") ] = { }
 		end