diff options
Diffstat (limited to 'common/cmd_mii.c')
| -rw-r--r-- | common/cmd_mii.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/common/cmd_mii.c b/common/cmd_mii.c index f530a38..079612a 100644 --- a/common/cmd_mii.c +++ b/common/cmd_mii.c @@ -438,6 +438,11 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) int rcode = 0; char *devname; + if (argc < 2) { + printf("Usage:\n%s\n", cmdtp->usage); + return 1; + } + #if defined(CONFIG_8xx) || defined(CONFIG_MCF532x) mii_init (); #endif |