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stlink: correctly signal stlink_interface_open failure 

give the user a error msg on open failure.

Change-Id: If4a57bac7f3e1746c2a05c7a96747a38da188041
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/368
Tested-by: jenkins
Reviewed-by: Mathias Küster <kesmtp@freenet.de>
This commit is contained in:
Spencer Oliver 2012-01-12 14:15:28 +00:00
parent 0cccdde3c7
commit aa29f083a7
2 changed files with 4 additions and 3 deletions
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2
src/jtag/drivers/stlink_usb.c
View File

@ -609,7 +609,7 @@ int stlink_usb_open(struct stlink_interface_param_s *param, void **fd)
param->pid);
if (jtag_libusb_open(vids, pids, &h->fd) != ERROR_OK) {
LOG_DEBUG("stlink_open_usb: open failed");
LOG_ERROR("stlink_open_usb: open failed");
return ERROR_FAIL;
}

5
src/jtag/stlink/stlink_transport.c
View File

@ -142,10 +142,11 @@ static int stlink_transport_init(struct command_context *cmd_ctx)
if (!t) {
LOG_ERROR("stlink_transport_init: no current target");
return ERROR_FAIL;
}
stlink_interface_open();
int retval = stlink_interface_open();
if (retval != ERROR_OK)
return retval;
return stlink_interface_init_target(t);
}