diff options
Diffstat (limited to 'modules/luci-mod-network/luasrc')
| -rw-r--r-- | modules/luci-mod-network/luasrc/controller/admin/network.lua | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/modules/luci-mod-network/luasrc/controller/admin/network.lua b/modules/luci-mod-network/luasrc/controller/admin/network.lua index fac8d95a20..b20607e2e9 100644 --- a/modules/luci-mod-network/luasrc/controller/admin/network.lua +++ b/modules/luci-mod-network/luasrc/controller/admin/network.lua @@ -311,7 +311,7 @@ local function _wifi_get_scan_results(cache_key) return results.values[cache_key] end - return { } + return nil end function wifi_scan_trigger(radio, update) @@ -343,10 +343,13 @@ function wifi_scan_trigger(radio, update) end if update then - for _, bss in ipairs(_wifi_get_scan_results(cache_key)) do - if not bssids[bss.bssid] then - bss.stale = true - data[#data + 1] = bss + local cached = _wifi_get_scan_results(cache_key) + if cached then + for _, bss in ipairs(cached) do + if not bssids[bss.bssid] then + bss.stale = true + data[#data + 1] = bss + end end end end @@ -361,7 +364,7 @@ end function wifi_scan_results(radio) local results = radio and _wifi_get_scan_results("scan_%s" % radio) - if results and #results > 0 then + if results then luci.http.prepare_content("application/json") luci.http.write_json(results) else |