diff options
| author | Masaki Muranaka <monaka@monami-ya.com> | 2014-06-24 09:33:05 +0900 |
|---|---|---|
| committer | Spencer Oliver <spen@spen-soft.co.uk> | 2014-07-10 21:18:08 +0000 |
| commit | 11274d22839b1e4bf31989682585017ded2ecf03 (patch) | |
| tree | 8d13171ae11fb9c8ac020fcb4af0328fc63ebe58 | |
| parent | 915e06b3f0e389a9350da0432e2da5ff0fe4e01e (diff) | |
drivers/cmsis_dap_usb: Return with ERROR_FAIL if no CMSIS-DAP device is found.
Even if it does not return, the initialization will be failed.
But it is better to show why the error is caused.
Change-Id: I399c7c94a7156be22723a9715e594061bb414a7e
Signed-off-by: Masaki Muranaka <monaka@monami-ya.com>
Reviewed-on: http://openocd.zylin.com/2189
Tested-by: jenkins
Reviewed-by: Andrey Yurovsky <yurovsky@gmail.com>
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
| -rw-r--r-- | src/jtag/drivers/cmsis_dap_usb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/jtag/drivers/cmsis_dap_usb.c b/src/jtag/drivers/cmsis_dap_usb.c index 4073d215..b8f004c4 100644 --- a/src/jtag/drivers/cmsis_dap_usb.c +++ b/src/jtag/drivers/cmsis_dap_usb.c @@ -208,6 +208,11 @@ static int cmsis_dap_usb_open(void) hid_free_enumeration(devs); + if (target_vid == 0 && target_pid == 0) { + LOG_ERROR("unable to find CMSIS-DAP device"); + return ERROR_FAIL; + } + if (hid_init() != 0) { LOG_ERROR("unable to open HIDAPI"); return ERROR_FAIL; |