[U-Boot] [PATCH 4/6] cmd: led: add enum led_cmd member to support error code return

From: Ziping Chen techping.chan@gmail.com

Add enum led_cmd member LED_CMD_ERROR, so that the enum can contain the error code -1.

Signed-off-by: Ziping Chen techping.chan@gmail.com --- cmd/led.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/cmd/led.c b/cmd/led.c index ef0ab1a..d50938a 100644 --- a/cmd/led.c +++ b/cmd/led.c @@ -62,7 +62,13 @@ static const led_tbl_t led_commands[] = { { NULL, 0, NULL, NULL, NULL } };

-enum led_cmd { LED_CMD_ON, LED_CMD_OFF, LED_CMD_TOGGLE, LED_CMD_BLINK }; +enum led_cmd { + LED_CMD_ERROR = -1, + LED_CMD_ON, + LED_CMD_OFF, + LED_CMD_TOGGLE, + LED_CMD_BLINK +};

enum led_cmd get_led_cmd(char *var) {