diff options
Diffstat (limited to 'commands/led.c')
| -rw-r--r-- | commands/led.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/commands/led.c b/commands/led.c index 360ce7c77f..7fd9d44677 100644 --- a/commands/led.c +++ b/commands/led.c @@ -37,6 +37,12 @@ static int do_led(struct command *cmdtp, int argc, char *argv[]) if (argc == 1) { int i = 0; + led = led_by_number(i); + if (!led) { + printf("no registered LEDs\n"); + return COMMAND_ERROR; + } + printf("registered LEDs:\n"); while ((led = led_by_number(i))) { |