53     int r;  in check_response()  local
56         r = usb_read(usb, status, 64);  in check_response()
57         if(r < 0) {  in check_response()
62         status[r] = 0;  in check_response()
64         if(r < 4) {  in check_response()
65             sprintf(ERROR, "status malformed (%d bytes)", r);  in check_response()
83             if(r > 4) {  in check_response()
113     int r;  in _command_start()  local
135     int r;  in _command_data()  local
137     r = usb_write(usb, data, size);  in _command_data()
138     if(r < 0) {  in _command_data()
143     if(r != ((int) size)) {  in _command_data()
149     return r;  in _command_data()
154     int r;  in _command_end()  local
155     r = check_response(usb, 0, 0);  in _command_end()
156     if(r < 0) {  in _command_end()
166     int r;  in _command_send()  local
171     r = _command_start(usb, cmd, size, response);  in _command_send()
172     if (r < 0) {  in _command_send()
176     r = _command_data(usb, data, size);  in _command_send()
177     if (r < 0) {  in _command_send()
181     r = _command_end(usb);  in _command_send()
182     if(r < 0) {  in _command_send()
192     int r;  in _command_send_no_data()  local
210     int r;  in fb_download_data()  local
213     r = _command_send(usb, cmd, data, size, 0);  in fb_download_data()
215     if(r < 0) {  in fb_download_data()
228     int r;  in fb_download_data_sparse_write()  local
243         r = _command_data(usb, usb_buf, USB_BUF_SIZE);  in fb_download_data_sparse_write()
244         if (r != USB_BUF_SIZE) {  in fb_download_data_sparse_write()
256         r = _command_data(usb, ptr, to_write);  in fb_download_data_sparse_write()
257         if (r != to_write) {  in fb_download_data_sparse_write()
278     int r;  in fb_download_data_sparse_flush()  local
281         r = _command_data(usb, usb_buf, usb_buf_len);  in fb_download_data_sparse_flush()
282         if (r != usb_buf_len) {  in fb_download_data_sparse_flush()
294     int r;  in fb_download_data_sparse()  local
301     r = _command_start(usb, cmd, size, 0);  in fb_download_data_sparse()
302     if (r < 0) {  in fb_download_data_sparse()
306     r = sparse_file_callback(s, true, false, fb_download_data_sparse_write, usb);  in fb_download_data_sparse()
307     if (r < 0) {  in fb_download_data_sparse()