[U-Boot] [PATCH v2] cmd_mmc: use common usage function

[Mike Frysinger]

Rather than using a custom "Usage:", use the common cmd_usage() function,
and tail into it now that it returns 1 for us.

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

 common/cmd_mmc.c |    9 +++------
 1 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index e5f5e94..5ee73ab 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -156,8 +156,7 @@ int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	case 0:
 	case 1:
 	case 4:
-		printf("Usage:\n%s\n", cmdtp->usage);
-		return 1;
+		return cmd_usage(cmdtp);
 
 	case 2:
 		if (!strcmp(argv[1], "list")) {
@@ -212,10 +211,8 @@ int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			printf("%d blocks written: %s\n",
 				n, (n == cnt) ? "OK" : "ERROR");
 			return (n == cnt) ? 0 : 1;
-		} else {
-			printf("Usage:\n%s\n", cmdtp->usage);
-			rc = 1;
-		}
+		} else
+			rc = cmd_usage(cmdtp);
 
 		return rc;
 	}
-- 
1.7.2