if (external_data) {
debug("External Data\n");
ret = fit_image_get_data_size(fit, noffset, &len);
- *data = fit + offset;
- *size = len;
+ if (!ret) {
+ *data = fit + offset;
+ *size = len;
+ }
} else {
ret = fit_image_get_data(fit, noffset, data, size);
}