cmd_mmc: use common usage function

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@gentoo.org>

diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 4e7bcdf..4323f76 100644 (file)
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -178,8 +178,7 @@ 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")) {
@@ -234,10 +233,8 @@ 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;
        }