LOG_WARNING("could not claim interface: %s", libusb_strerror(err));
dap->bdata = malloc(sizeof(struct cmsis_dap_backend_data));
- if (dap->bdata == NULL) {
+ if (!dap->bdata) {
LOG_ERROR("unable to allocate memory");
libusb_release_interface(dev_handle, interface_num);
libusb_close(dev_handle);
dap->bdata->interface = interface_num;
dap->packet_buffer = malloc(dap->packet_buffer_size);
- if (dap->packet_buffer == NULL) {
+ if (!dap->packet_buffer) {
LOG_ERROR("unable to allocate memory");
cmsis_dap_usb_close(dap);
return ERROR_FAIL;
static int cmsis_dap_usb_alloc(struct cmsis_dap *dap, unsigned int pkt_sz)
{
uint8_t *buf = malloc(pkt_sz);
- if (buf == NULL) {
+ if (!buf) {
LOG_ERROR("unable to allocate CMSIS-DAP packet buffer");
return ERROR_FAIL;
}