if (len > MAX_BLOCK_LENGTH) {
fprintf(stderr, "Invalid block-length %u > %u for block %d!\n", len, MAX_BLOCK_LENGTH, fw->fw_blocks+1);
exit(EXIT_FAILURE);
if (len > MAX_BLOCK_LENGTH) {
fprintf(stderr, "Invalid block-length %u > %u for block %d!\n", len, MAX_BLOCK_LENGTH, fw->fw_blocks+1);
exit(EXIT_FAILURE);