base-files: reorder led trigger/brightness writes
[openwrt/svn-archive/archive.git] / package / base-files / files / etc / init.d / led
index d2310f019df67bc45f161a4bf44c683cc854c355..ba4dd6791d896f2059c2c500ef1a9f59b5379c39 100755 (executable)
@@ -34,13 +34,20 @@ load_led() {
 
        [ -e /sys/class/leds/${sysfs}/brightness ] && {
                echo "setting up led ${name}"
-               [ "$default" != nil ] && {
-                       [ $default -eq 1 ] &&
-                               echo 1 >/sys/class/leds/${sysfs}/brightness
-                       [ $default -eq 1 ] ||
-                               echo 0 >/sys/class/leds/${sysfs}/brightness
+
+               [ "$default" = 0 ] ||
+                       echo 0 >/sys/class/leds/${sysfs}/brightness
+
+               echo $trigger > /sys/class/leds/${sysfs}/trigger 2> /dev/null
+               ret="$?"
+
+               [ $default = 1 ] &&
+                       echo 1 >/sys/class/leds/${sysfs}/brightness
+
+               [ $ret = 0 ] || {
+                       echo >&2 "Skipping trigger '$trigger' for led '$name' due to missing kernel module"
+                       return 1
                }
-               echo $trigger > /sys/class/leds/${sysfs}/trigger
                case "$trigger" in
                "netdev")
                        [ -n "$dev" ] && {