diff options
| author | Aras Vaichas <arasv@magtech.com.au> | 2008-03-25 12:09:07 +1100 |
|---|---|---|
| committer | Markus Klotzbuecher <mk@denx.de> | 2008-03-26 09:23:23 +0100 |
| commit | f6b44e0e4d18fe507833a0f76d24a9aa72c123f1 (patch) | |
| tree | 552473178f816413f99dc24f4b188f447c18464d /common/usb_storage.c | |
| parent | 18e69a35efbb078403db0c0063986470dad7d082 (diff) | |
USB Storage, add meaningful return value
This patch changes the "usb storage" command to return success if it
finds a USB storage device, otherwise it returns error.
Signed-off-by: Markus Klotzbuecher <mk@denx.de>
Diffstat (limited to 'common/usb_storage.c')
| -rw-r--r-- | common/usb_storage.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/common/usb_storage.c b/common/usb_storage.c index 443d78574ab..81d2f92100e 100644 --- a/common/usb_storage.c +++ b/common/usb_storage.c @@ -188,17 +188,20 @@ void usb_show_progress(void) * show info on storage devices; 'usb start/init' must be invoked earlier * as we only retrieve structures populated during devices initialization */ -void usb_stor_info(void) +int usb_stor_info(void) { int i; - if (usb_max_devs > 0) + if (usb_max_devs > 0) { for (i = 0; i < usb_max_devs; i++) { printf (" Device %d: ", i); dev_print(&usb_dev_desc[i]); + return 0; } - else + } else { printf("No storage devices, perhaps not 'usb start'ed..?\n"); + return 1; + } } /********************************************************************************* |