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Subjectdrivers/staging/greybus/fw-management.c:493:21: sparse: sparse: incorrect type in argument 1 (different address spaces)
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 61556703b610a104de324e4f061dc6cf7b218b46
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date: 5 months ago
config: sh-randconfig-s031-20210204 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-215-g0fb77bb6-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


"sparse warnings: (new ones prefixed by >>)"
drivers/staging/greybus/fw-management.c:493:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] __user * @@
drivers/staging/greybus/fw-management.c:493:21: sparse: expected unsigned int const *__gu_addr
drivers/staging/greybus/fw-management.c:493:21: sparse: got unsigned int [noderef] __user *
>> drivers/staging/greybus/fw-management.c:493:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int const *__gu_addr @@
drivers/staging/greybus/fw-management.c:493:21: sparse: expected void const volatile [noderef] __user *ptr
drivers/staging/greybus/fw-management.c:493:21: sparse: got unsigned int const *__gu_addr
--
sound/core/oss/pcm_oss.c:884:53: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected int format @@ got restricted snd_pcm_format_t [assigned] [usertype] format @@
sound/core/oss/pcm_oss.c:884:53: sparse: expected int format
sound/core/oss/pcm_oss.c:884:53: sparse: got restricted snd_pcm_format_t [assigned] [usertype] format
sound/core/oss/pcm_oss.c:884:25: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted snd_pcm_format_t [assigned] [usertype] sformat @@ got int @@
sound/core/oss/pcm_oss.c:884:25: sparse: expected restricted snd_pcm_format_t [assigned] [usertype] sformat
sound/core/oss/pcm_oss.c:884:25: sparse: got int
sound/core/oss/pcm_oss.c:2592:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
sound/core/oss/pcm_oss.c:2592:21: sparse: expected int const *__gu_addr
sound/core/oss/pcm_oss.c:2592:21: sparse: got int [noderef] __user *p
>> sound/core/oss/pcm_oss.c:2592:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
sound/core/oss/pcm_oss.c:2592:21: sparse: expected void const volatile [noderef] __user *ptr
sound/core/oss/pcm_oss.c:2592:21: sparse: got int const *__gu_addr
sound/core/oss/pcm_oss.c:2603:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
sound/core/oss/pcm_oss.c:2603:21: sparse: expected int const *__gu_addr
sound/core/oss/pcm_oss.c:2603:21: sparse: got int [noderef] __user *p
sound/core/oss/pcm_oss.c:2603:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
sound/core/oss/pcm_oss.c:2603:21: sparse: expected void const volatile [noderef] __user *ptr
sound/core/oss/pcm_oss.c:2603:21: sparse: got int const *__gu_addr
sound/core/oss/pcm_oss.c:2615:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
sound/core/oss/pcm_oss.c:2615:21: sparse: expected int const *__gu_addr
sound/core/oss/pcm_oss.c:2615:21: sparse: got int [noderef] __user *p
sound/core/oss/pcm_oss.c:2615:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
sound/core/oss/pcm_oss.c:2615:21: sparse: expected void const volatile [noderef] __user *ptr
sound/core/oss/pcm_oss.c:2615:21: sparse: got int const *__gu_addr
sound/core/oss/pcm_oss.c:2627:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
sound/core/oss/pcm_oss.c:2627:21: sparse: expected int const *__gu_addr
sound/core/oss/pcm_oss.c:2627:21: sparse: got int [noderef] __user *p
sound/core/oss/pcm_oss.c:2627:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
sound/core/oss/pcm_oss.c:2627:21: sparse: expected void const volatile [noderef] __user *ptr
sound/core/oss/pcm_oss.c:2627:21: sparse: got int const *__gu_addr
sound/core/oss/pcm_oss.c:2644:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
sound/core/oss/pcm_oss.c:2644:21: sparse: expected int const *__gu_addr
sound/core/oss/pcm_oss.c:2644:21: sparse: got int [noderef] __user *p
sound/core/oss/pcm_oss.c:2644:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
sound/core/oss/pcm_oss.c:2644:21: sparse: expected void const volatile [noderef] __user *ptr
sound/core/oss/pcm_oss.c:2644:21: sparse: got int const *__gu_addr
sound/core/oss/pcm_oss.c:2651:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
sound/core/oss/pcm_oss.c:2651:21: sparse: expected int const *__gu_addr
sound/core/oss/pcm_oss.c:2651:21: sparse: got int [noderef] __user *p
sound/core/oss/pcm_oss.c:2651:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
sound/core/oss/pcm_oss.c:2651:21: sparse: expected void const volatile [noderef] __user *ptr
sound/core/oss/pcm_oss.c:2651:21: sparse: got int const *__gu_addr
sound/core/oss/pcm_oss.c:2678:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
sound/core/oss/pcm_oss.c:2678:21: sparse: expected int const *__gu_addr
sound/core/oss/pcm_oss.c:2678:21: sparse: got int [noderef] __user *p
sound/core/oss/pcm_oss.c:2678:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
sound/core/oss/pcm_oss.c:2678:21: sparse: expected void const volatile [noderef] __user *ptr
sound/core/oss/pcm_oss.c:2678:21: sparse: got int const *__gu_addr

vim +493 drivers/staging/greybus/fw-management.c

96ba6740099b1f Viresh Kumar 2016-05-14 406
013e665372733f Viresh Kumar 2016-05-14 407 static int fw_mgmt_ioctl(struct fw_mgmt *fw_mgmt, unsigned int cmd,
013e665372733f Viresh Kumar 2016-05-14 408 void __user *buf)
013e665372733f Viresh Kumar 2016-05-14 409 {
5e10f0047a1b79 Viresh Kumar 2016-07-25 410 struct fw_mgmt_ioc_get_intf_version intf_fw_info;
5e10f0047a1b79 Viresh Kumar 2016-07-25 411 struct fw_mgmt_ioc_get_backend_version backend_fw_info;
013e665372733f Viresh Kumar 2016-05-14 412 struct fw_mgmt_ioc_intf_load_and_validate intf_load;
013e665372733f Viresh Kumar 2016-05-14 413 struct fw_mgmt_ioc_backend_fw_update backend_update;
013e665372733f Viresh Kumar 2016-05-14 414 unsigned int timeout;
013e665372733f Viresh Kumar 2016-05-14 415 int ret;
013e665372733f Viresh Kumar 2016-05-14 416
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 417 /* Reject any operations after mode-switch has started */
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 418 if (fw_mgmt->mode_switch_started)
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 419 return -EBUSY;
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 420
013e665372733f Viresh Kumar 2016-05-14 421 switch (cmd) {
013e665372733f Viresh Kumar 2016-05-14 422 case FW_MGMT_IOC_GET_INTF_FW:
5e10f0047a1b79 Viresh Kumar 2016-07-25 423 ret = fw_mgmt_interface_fw_version_operation(fw_mgmt,
5e10f0047a1b79 Viresh Kumar 2016-07-25 424 &intf_fw_info);
013e665372733f Viresh Kumar 2016-05-14 425 if (ret)
013e665372733f Viresh Kumar 2016-05-14 426 return ret;
013e665372733f Viresh Kumar 2016-05-14 427
5e10f0047a1b79 Viresh Kumar 2016-07-25 428 if (copy_to_user(buf, &intf_fw_info, sizeof(intf_fw_info)))
013e665372733f Viresh Kumar 2016-05-14 429 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 430
013e665372733f Viresh Kumar 2016-05-14 431 return 0;
013e665372733f Viresh Kumar 2016-05-14 432 case FW_MGMT_IOC_GET_BACKEND_FW:
5e10f0047a1b79 Viresh Kumar 2016-07-25 433 if (copy_from_user(&backend_fw_info, buf,
5e10f0047a1b79 Viresh Kumar 2016-07-25 434 sizeof(backend_fw_info)))
013e665372733f Viresh Kumar 2016-05-14 435 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 436
5e10f0047a1b79 Viresh Kumar 2016-07-25 437 ret = fw_mgmt_backend_fw_version_operation(fw_mgmt,
5e10f0047a1b79 Viresh Kumar 2016-07-25 438 &backend_fw_info);
013e665372733f Viresh Kumar 2016-05-14 439 if (ret)
013e665372733f Viresh Kumar 2016-05-14 440 return ret;
013e665372733f Viresh Kumar 2016-05-14 441
5e10f0047a1b79 Viresh Kumar 2016-07-25 442 if (copy_to_user(buf, &backend_fw_info,
5e10f0047a1b79 Viresh Kumar 2016-07-25 443 sizeof(backend_fw_info)))
013e665372733f Viresh Kumar 2016-05-14 444 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 445
013e665372733f Viresh Kumar 2016-05-14 446 return 0;
013e665372733f Viresh Kumar 2016-05-14 447 case FW_MGMT_IOC_INTF_LOAD_AND_VALIDATE:
013e665372733f Viresh Kumar 2016-05-14 448 if (copy_from_user(&intf_load, buf, sizeof(intf_load)))
013e665372733f Viresh Kumar 2016-05-14 449 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 450
013e665372733f Viresh Kumar 2016-05-14 451 ret = fw_mgmt_load_and_validate_operation(fw_mgmt,
013e665372733f Viresh Kumar 2016-05-14 452 intf_load.load_method, intf_load.firmware_tag);
013e665372733f Viresh Kumar 2016-05-14 453 if (ret)
013e665372733f Viresh Kumar 2016-05-14 454 return ret;
013e665372733f Viresh Kumar 2016-05-14 455
013e665372733f Viresh Kumar 2016-05-14 456 if (!wait_for_completion_timeout(&fw_mgmt->completion,
013e665372733f Viresh Kumar 2016-05-14 457 fw_mgmt->timeout_jiffies)) {
013e665372733f Viresh Kumar 2016-05-14 458 dev_err(fw_mgmt->parent, "timed out waiting for firmware load and validation to finish\n");
013e665372733f Viresh Kumar 2016-05-14 459 return -ETIMEDOUT;
013e665372733f Viresh Kumar 2016-05-14 460 }
013e665372733f Viresh Kumar 2016-05-14 461
013e665372733f Viresh Kumar 2016-05-14 462 intf_load.status = fw_mgmt->intf_fw_status;
79b140fe2b6f2d Viresh Kumar 2016-05-16 463 intf_load.major = fw_mgmt->intf_fw_major;
79b140fe2b6f2d Viresh Kumar 2016-05-16 464 intf_load.minor = fw_mgmt->intf_fw_minor;
013e665372733f Viresh Kumar 2016-05-14 465
013e665372733f Viresh Kumar 2016-05-14 466 if (copy_to_user(buf, &intf_load, sizeof(intf_load)))
013e665372733f Viresh Kumar 2016-05-14 467 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 468
013e665372733f Viresh Kumar 2016-05-14 469 return 0;
013e665372733f Viresh Kumar 2016-05-14 470 case FW_MGMT_IOC_INTF_BACKEND_FW_UPDATE:
013e665372733f Viresh Kumar 2016-05-14 471 if (copy_from_user(&backend_update, buf,
013e665372733f Viresh Kumar 2016-05-14 472 sizeof(backend_update)))
013e665372733f Viresh Kumar 2016-05-14 473 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 474
013e665372733f Viresh Kumar 2016-05-14 475 ret = fw_mgmt_backend_fw_update_operation(fw_mgmt,
013e665372733f Viresh Kumar 2016-05-14 476 backend_update.firmware_tag);
013e665372733f Viresh Kumar 2016-05-14 477 if (ret)
013e665372733f Viresh Kumar 2016-05-14 478 return ret;
013e665372733f Viresh Kumar 2016-05-14 479
013e665372733f Viresh Kumar 2016-05-14 480 if (!wait_for_completion_timeout(&fw_mgmt->completion,
013e665372733f Viresh Kumar 2016-05-14 481 fw_mgmt->timeout_jiffies)) {
013e665372733f Viresh Kumar 2016-05-14 482 dev_err(fw_mgmt->parent, "timed out waiting for backend firmware update to finish\n");
013e665372733f Viresh Kumar 2016-05-14 483 return -ETIMEDOUT;
013e665372733f Viresh Kumar 2016-05-14 484 }
013e665372733f Viresh Kumar 2016-05-14 485
013e665372733f Viresh Kumar 2016-05-14 486 backend_update.status = fw_mgmt->backend_fw_status;
013e665372733f Viresh Kumar 2016-05-14 487
013e665372733f Viresh Kumar 2016-05-14 488 if (copy_to_user(buf, &backend_update, sizeof(backend_update)))
013e665372733f Viresh Kumar 2016-05-14 489 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 490
013e665372733f Viresh Kumar 2016-05-14 491 return 0;
013e665372733f Viresh Kumar 2016-05-14 492 case FW_MGMT_IOC_SET_TIMEOUT_MS:
013e665372733f Viresh Kumar 2016-05-14 @493 if (get_user(timeout, (unsigned int __user *)buf))
013e665372733f Viresh Kumar 2016-05-14 494 return -EFAULT;
013e665372733f Viresh Kumar 2016-05-14 495
013e665372733f Viresh Kumar 2016-05-14 496 if (!timeout) {
013e665372733f Viresh Kumar 2016-05-14 497 dev_err(fw_mgmt->parent, "timeout can't be zero\n");
013e665372733f Viresh Kumar 2016-05-14 498 return -EINVAL;
013e665372733f Viresh Kumar 2016-05-14 499 }
013e665372733f Viresh Kumar 2016-05-14 500
013e665372733f Viresh Kumar 2016-05-14 501 fw_mgmt->timeout_jiffies = msecs_to_jiffies(timeout);
013e665372733f Viresh Kumar 2016-05-14 502
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 503 return 0;
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 504 case FW_MGMT_IOC_MODE_SWITCH:
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 505 if (!fw_mgmt->intf_fw_loaded) {
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 506 dev_err(fw_mgmt->parent,
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 507 "Firmware not loaded for mode-switch\n");
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 508 return -EPERM;
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 509 }
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 510
68ee90c29ea406 Viresh Kumar 2016-05-30 511 /*
68ee90c29ea406 Viresh Kumar 2016-05-30 512 * Disallow new ioctls as the fw-core bundle driver is going to
68ee90c29ea406 Viresh Kumar 2016-05-30 513 * get disconnected soon and the character device will get
68ee90c29ea406 Viresh Kumar 2016-05-30 514 * removed.
68ee90c29ea406 Viresh Kumar 2016-05-30 515 */
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 516 fw_mgmt->mode_switch_started = true;
04f0e6ebd1a2ca Viresh Kumar 2016-05-14 517
c92c1d026b1e13 Viresh Kumar 2016-05-30 518 ret = gb_interface_request_mode_switch(fw_mgmt->connection->intf);
c92c1d026b1e13 Viresh Kumar 2016-05-30 519 if (ret) {
c92c1d026b1e13 Viresh Kumar 2016-05-30 520 dev_err(fw_mgmt->parent, "Mode-switch failed: %d\n",
c92c1d026b1e13 Viresh Kumar 2016-05-30 521 ret);
c92c1d026b1e13 Viresh Kumar 2016-05-30 522 fw_mgmt->mode_switch_started = false;
c92c1d026b1e13 Viresh Kumar 2016-05-30 523 return ret;
c92c1d026b1e13 Viresh Kumar 2016-05-30 524 }
c92c1d026b1e13 Viresh Kumar 2016-05-30 525
013e665372733f Viresh Kumar 2016-05-14 526 return 0;
013e665372733f Viresh Kumar 2016-05-14 527 default:
013e665372733f Viresh Kumar 2016-05-14 528 return -ENOTTY;
013e665372733f Viresh Kumar 2016-05-14 529 }
013e665372733f Viresh Kumar 2016-05-14 530 }
013e665372733f Viresh Kumar 2016-05-14 531

:::::: The code at line 493 was first introduced by commit
:::::: 013e665372733fafd08599f0fc58ff5f450e4694 greybus: fw-management: Add firmware-management protocol driver

:::::: TO: Viresh Kumar <viresh.kumar@linaro.org>
:::::: CC: Greg Kroah-Hartman <gregkh@google.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[unhandled content-type:application/gzip]
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