luci-base: dispatcher: fix null access on dispatching unknown urls

Signed-off-by: Jo-Philipp Wich <[email protected]>
(cherry picked from commit 4d28c390ab181636b101a17203b2db3391784687)

diff --git a/modules/luci-base/luasrc/dispatcher.lua b/modules/luci-base/luasrc/dispatcher.lua
index 44c17c85f8a649d492b50e69e28b6846bcd488a4..3c1d438f34a3b690e36972a7ff9ba8b130497bba 100644 (file)
--- a/modules/luci-base/luasrc/dispatcher.lua
+++ b/modules/luci-base/luasrc/dispatcher.lua
@@ -920,7 +920,9 @@ function dispatch(request)
                        return
                end
 
-               page.readonly = not perm
+               if page then
+                       page.readonly = not perm
+               end
        end
 
        local action = (page and type(page.action) == "table") and page.action or {}