[U-Boot] [PATCH v2] Blackfin: gpio: use common usage func

[Mike Frysinger]

Signed-off-by: Mike Frysinger <vapier at gentoo.org>
---
v2
	- tail into cmd_usage() as pointed out by Detlev Zundel

 arch/blackfin/cpu/cmd_gpio.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/blackfin/cpu/cmd_gpio.c b/arch/blackfin/cpu/cmd_gpio.c
index 9e505b6..4430c90 100644
--- a/arch/blackfin/cpu/cmd_gpio.c
+++ b/arch/blackfin/cpu/cmd_gpio.c
@@ -26,11 +26,9 @@ int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 		return 0;
 	}
 
-	if (argc != 3) {
+	if (argc != 3)
  show_usage:
-		printf("Usage:\n%s\n", cmdtp->usage);
-		return 1;
-	}
+		return cmd_usage(cmdtp);
 
 	/* parse the behavior */
 	ulong sub_cmd;
-- 
1.7.2