modules/freifunk: Show remote update in menu only when /usr/sbin/remote-update from...

diff --git a/modules/freifunk/luasrc/controller/freifunk/remote_update.lua b/modules/freifunk/luasrc/controller/freifunk/remote_update.lua
index b894af7ebd168975e95c7ec798a482cc882e61d1..165c2a82c4f5783ccafe394337835c24c62b31fa 100644 (file)
--- a/modules/freifunk/luasrc/controller/freifunk/remote_update.lua
+++ b/modules/freifunk/luasrc/controller/freifunk/remote_update.lua
@@ -9,16 +9,15 @@ You may obtain a copy of the License at
 
        http://www.apache.org/licenses/LICENSE-2.0
 
-$Id: freifunk.lua 4649 2009-05-26 18:30:00Z jow $
 ]]--
 
-local nixio = require "nixio"
-
 module("luci.controller.freifunk.remote_update", package.seeall)
 
 function index()
        local i18n = luci.i18n.translate
-
+       if not nixio.fs.access("/usr/sbin/remote-update") then
+               return
+       end
        entry({"admin", "system", "remote_update"}, call("act_remote_update"),
                i18n("Freifunk Remote Update"), 90)
 end