where csv = comma separated value(s)
Make the function more generic. Can use it for not only 'config'.
Now it can be used to parse interfaces for additional lldpd settings,
e.g. custom-tlv.
Tested on: 22.03.6
Signed-off-by: Paul Donald <newtwen+github@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/14872
(cherry picked from commit a015f59880)
Link: https://github.com/openwrt/openwrt/pull/18343
Signed-off-by: Robert Marko <robimarko@gmail.com>