1 Verify the support of the led trigger input source and complain in a helpful

2 way if modules are missing during bootup.

3 

4 Berichtet via openwrt-devel@lists.openwrt.org am 29.12.2014

5 --- a/openwrt/package/base-files/files/etc/init.d/led

6 +++ b/openwrt/package/base-files/files/etc/init.d/led

7 @@ -40,7 +40,11 @@ load_led() {

8  [ $default -eq 1 ] ||

9  echo 0 >/sys/class/leds/${sysfs}/brightness

10  }

11 - echo $trigger > /sys/class/leds/${sysfs}/trigger

12 + # this may fail if the module is not loaded

13 + if ! echo $trigger > /sys/class/leds/${sysfs}/trigger 2>/dev/null; then

14 + echo >&2 "Skipping trigger '$trigger' for led '$name' due to missing kernel module"

15 + return 0

16 + fi

17  case "$trigger" in

18  "netdev")

19  [ -n "$dev" ] && {