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luci-app-mwan3: fix stack trace if no tacking_ip is set on interface add

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Signed-off-by: Florian Eckert <fe@dev.tdt.de>
This commit is contained in:
Florian Eckert 2018-02-27 15:00:50 +01:00
parent 1d9cc1a9e1
commit 3c86c6562e
1 changed files with 1 additions and 1 deletions
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applications/luci-app-mwan3/luasrc/model/cbi/mwan/interface.lua
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@ -93,7 +93,7 @@ function configCheck()
local trackingNumber = uci:get("mwan3", iface, "track_ip")
overview[iface]["tracking"] = 0
if #trackingNumber > 0 then
if trackingNumber and #trackingNumber > 0 then
overview[iface]["tracking"] = #trackingNumber
overview[iface]["reliability"] = false
local reliabilityNumber = tonumber(uci:get("mwan3", iface, "reliability"))