libs/cbi: fix error reporting in map loading
libs/cbi: fix error reporting in map loading


8devices/luci,8devices/luci,8devices/luci,deepak78/luci,8devices/luci,8devices/luci,deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,8devices/luci,deepak78/luci,deepak78/luci