diff options
| author | Serge Ziryukin <ftrvxmtrx@gmail.com> | 2010-04-25 21:32:36 +0300 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2010-05-06 23:35:34 +0200 |
| commit | 65d342541e78ab9a22bf480cc4fe2f659f94bad4 (patch) | |
| tree | 2e8d8673981e6ca7fe0463e96c6074db215bc04a | |
| parent | e4a95d112e5ea8368bfbdac6ff963d1b8dc63cf0 (diff) | |
| download | u-boot-imx-65d342541e78ab9a22bf480cc4fe2f659f94bad4.zip u-boot-imx-65d342541e78ab9a22bf480cc4fe2f659f94bad4.tar.gz u-boot-imx-65d342541e78ab9a22bf480cc4fe2f659f94bad4.tar.bz2 | |
cmd_usb.c: show cmd usage if no args given
Signed-off-by: Serge Ziryukin <ftrvxmtrx@gmail.com>
| -rw-r--r-- | common/cmd_usb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/common/cmd_usb.c b/common/cmd_usb.c index ee3755c..fcb5f76 100644 --- a/common/cmd_usb.c +++ b/common/cmd_usb.c @@ -516,6 +516,11 @@ int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) block_dev_desc_t *stor_dev; #endif + if (argc < 2) { + cmd_usage(cmdtp); + return 1; + } + if ((strncmp(argv[1], "reset", 5) == 0) || (strncmp(argv[1], "start", 5) == 0)) { usb_stop(); |