if (slsg->usb_handle == NULL) {
WLOG("Failed to find an stlink v1 by VID:PID\n");
libusb_close(slsg->usb_handle);
+ libusb_exit(slsg->libusb_ctx);
free(sl);
free(slsg);
return NULL;
if (r < 0) {
WLOG("libusb_detach_kernel_driver(() error %s\n", strerror(-r));
libusb_close(slsg->usb_handle);
+ libusb_exit(slsg->libusb_ctx);
free(sl);
free(slsg);
return NULL;
/* this may fail for a previous configured device */
WLOG("libusb_get_configuration()\n");
libusb_close(slsg->usb_handle);
+ libusb_exit(slsg->libusb_ctx);
free(sl);
free(slsg);
return NULL;
/* this may fail for a previous configured device */
WLOG("libusb_set_configuration() failed\n");
libusb_close(slsg->usb_handle);
+ libusb_exit(slsg->libusb_ctx);
free(sl);
free(slsg);
return NULL;
if (libusb_claim_interface(slsg->usb_handle, 0)) {
WLOG("libusb_claim_interface() failed\n");
libusb_close(slsg->usb_handle);
+ libusb_exit(slsg->libusb_ctx);
free(sl);
free(slsg);
return NULL;