string_length = strnlen(loc, JTAG_USB_MAX_LOCATION_LENGTH);
ptr = strtok(loc, "-");
- if (ptr == NULL) {
+ if (!ptr) {
LOG_WARNING("no '-' in usb path\n");
goto done;
}
ptr = strtok(NULL, ".");
/* no more tokens in path */
- if (ptr == NULL)
+ if (!ptr)
break;
/* path mismatch at some step */