diff options
Diffstat (limited to 'src/jtag/drivers/cmsis_dap_usb.c')
| -rw-r--r-- | src/jtag/drivers/cmsis_dap_usb.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/jtag/drivers/cmsis_dap_usb.c b/src/jtag/drivers/cmsis_dap_usb.c index f4d08ca9..504b3d00 100644 --- a/src/jtag/drivers/cmsis_dap_usb.c +++ b/src/jtag/drivers/cmsis_dap_usb.c @@ -173,7 +173,8 @@ static int cmsis_dap_usb_open(void) devs = hid_enumerate(0x0, 0x0); cur_dev = devs; while (NULL != cur_dev) { - if ((0 == cmsis_dap_vid[0]) && wcsstr(cur_dev->product_string, L"CMSIS-DAP")) { + if ((0 == cmsis_dap_vid[0]) && (NULL != cur_dev->product_string) + && wcsstr(cur_dev->product_string, L"CMSIS-DAP")) { /* if the user hasn't specified VID:PID *and* product string contains "CMSIS-DAP", pick it |