Hi Ganapathi, [auto build test WARNING on bluetooth-next/master] [also build test WARNING on v4.5-rc4 next-20160215] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Amitkumar-Karwar/Bluetooth-hci_uart-Support-firmware-download-for-Marvell/20160215-234258 base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master config: i386-allmodconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): In file included from drivers/bluetooth/hci_mrvl.c:41:0: drivers/bluetooth/hci_mrvl.c: In function 'mrvl_dnld_fw': >> drivers/bluetooth/hci_mrvl.c:301:11: warning: format '%lu' expects argument >> of type 'long unsigned int', but argument 2 has type 'size_t {aka const >> unsigned int}' [-Wformat=] BT_INFO("Downloading FW (%lu bytes)\n", fw->size); ^ include/net/bluetooth/bluetooth.h:133:35: note: in definition of macro 'BT_INFO' #define BT_INFO(fmt, ...) bt_info(fmt "\n", ##__VA_ARGS__) ^ coccinelle warnings: (new ones prefixed by >>) >> drivers/bluetooth/hci_mrvl.c:411:9-10: WARNING: return of 0/1 in function >> 'mrvl_fw_loaded' with return type bool -- >> drivers/bluetooth/hci_mrvl.c:536:20-27: ERROR: tty is NULL but dereferenced. Please review and possibly fold the followup patch. vim +301 drivers/bluetooth/hci_mrvl.c 295 if (ret < 0) { 296 BT_ERR("request_firmware() failed\n"); 297 ret = -1; 298 goto done; 299 } 300 if (fw) { > 301 BT_INFO("Downloading FW (%lu bytes)\n", fw->size); 302 } else { 303 BT_ERR("No FW image found\n"); 304 ret = -1; 305 goto done; 306 } 307 308 skb = bt_skb_alloc(MRVL_MAX_FW_BLOCK_SIZE, GFP_ATOMIC); 309 if (!skb) { 310 BT_ERR("cannot allocate memory for skb\n"); 311 ret = -1; 312 goto done; 313 } 314 315 skb->dev = (void *)hdev; 316 fw_data->last_ack = 0; 317 318 do { 319 if ((offset >= fw->size) || (fw_data->last_ack)) 320 break; 321 tx_len = fw_data->next_len; 322 if ((fw->size - offset) < tx_len) 323 tx_len = fw->size - offset; 324 325 memcpy(skb->data, &fw->data[offset], tx_len); 326 skb_put(skb, tx_len); 327 if (mrvl_send_data(hu, skb) != 0) { 328 BT_ERR("fail to download firmware\n"); 329 ret = -1; 330 goto done; 331 } 332 skb_push(skb, tx_len); 333 skb_trim(skb, 0); 334 offset += tx_len; 335 } while (1); 336 337 BT_INFO("downloaded %d byte firmware\n", offset); 338 done: 339 if (fw) 340 release_firmware(fw); 341 342 kfree(skb); 343 BT_INFO("leave dnld_fw\n"); 344 345 return ret; 346 } 347 348 /* Get standard baud rate, given the speed */ 349 static unsigned int get_baud_rate(unsigned int speed) 350 { 351 switch (speed) { 352 case 9600: 353 return B9600; 354 case 19200: 355 return B19200; 356 case 38400: 357 return B38400; 358 case 57600: 359 return B57600; 360 case 115200: 361 return B115200; 362 case 230400: 363 return B230400; 364 case 460800: 365 return B460800; 366 case 921600: 367 return B921600; 368 case 2000000: 369 return B2000000; 370 case 3000000: 371 return B3000000; 372 default: 373 return -1; 374 } 375 } 376 377 /* Set terminal properties */ 378 static int mrvl_set_termios(struct tty_struct *tty, unsigned int speed, 379 unsigned char flow_ctl) 380 { 381 struct ktermios old_termios = tty->termios; 382 int baud; 383 384 tty->termios.c_cflag &= ~CBAUD; 385 baud = get_baud_rate(speed); 386 387 if (baud == -1) { 388 BT_ERR("Baud rate not supported\n"); 389 return -1; 390 } 391 392 tty->termios.c_cflag |= baud; 393 394 if (flow_ctl) 395 tty->termios.c_cflag |= CRTSCTS; 396 else 397 tty->termios.c_cflag &= ~CRTSCTS; 398 399 tty->ops->set_termios(tty, &old_termios); 400 401 return 0; 402 } 403 404 /* Check if firmware is already loaded */ 405 static bool mrvl_fw_loaded(struct hci_uart *hu) 406 { 407 struct mrvl_data *mrvl = hu->priv; 408 struct fw_data *fw_data = mrvl->fwdata; 409 410 if ((get_cts(hu->tty)) || (fw_data->fw_loaded)) > 411 return 1; 412 else 413 return 0; 414 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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