From: kernel test robot <lkp@intel.com>
To: Haoxiang Li <lihaoxiang@isrc.iscas.ac.cn>, rafael@kernel.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH] PNP: add put_device() in pnpbios_init()
Date: Sun, 21 Dec 2025 00:41:47 +0800 [thread overview]
Message-ID: <202512210013.9DqxXceY-lkp@intel.com> (raw)
In-Reply-To: <20251218081955.548521-1-lihaoxiang@isrc.iscas.ac.cn>
Hi Haoxiang,
kernel test robot noticed the following build errors:
[auto build test ERROR on linus/master]
[also build test ERROR on v6.19-rc1 next-20251219]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Haoxiang-Li/PNP-add-put_device-in-pnpbios_init/20251218-162345
base: linus/master
patch link: https://lore.kernel.org/r/20251218081955.548521-1-lihaoxiang%40isrc.iscas.ac.cn
patch subject: [PATCH] PNP: add put_device() in pnpbios_init()
config: i386-randconfig-004-20251219 (https://download.01.org/0day-ci/archive/20251221/202512210013.9DqxXceY-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251221/202512210013.9DqxXceY-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512210013.9DqxXceY-lkp@intel.com/
All errors (new ones prefixed by >>):
drivers/pnp/pnpbios/core.c:90:13: warning: variable 'value' set but not used [-Wunused-but-set-variable]
90 | int i = 0, value;
| ^
>> drivers/pnp/pnpbios/core.c:542:3: error: expected expression
542 | printk(KERN_ERR
| ^
include/linux/printk.h:512:26: note: expanded from macro 'printk'
512 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^
include/linux/printk.h:482:3: note: expanded from macro 'printk_index_wrap'
482 | ({ \
| ^
1 warning and 1 error generated.
vim +542 drivers/pnp/pnpbios/core.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 522
^1da177e4c3f41 Linus Torvalds 2005-04-16 523 /* scan the system for pnpbios support */
^1da177e4c3f41 Linus Torvalds 2005-04-16 524 if (!pnpbios_probe_system())
^1da177e4c3f41 Linus Torvalds 2005-04-16 525 return -ENODEV;
^1da177e4c3f41 Linus Torvalds 2005-04-16 526
^1da177e4c3f41 Linus Torvalds 2005-04-16 527 /* make preparations for bios calls */
^1da177e4c3f41 Linus Torvalds 2005-04-16 528 pnpbios_calls_init(pnp_bios_install);
^1da177e4c3f41 Linus Torvalds 2005-04-16 529
^1da177e4c3f41 Linus Torvalds 2005-04-16 530 /* read the node info */
^1da177e4c3f41 Linus Torvalds 2005-04-16 531 ret = pnp_bios_dev_node_info(&node_info);
^1da177e4c3f41 Linus Torvalds 2005-04-16 532 if (ret) {
9dd78466c956ac Bjorn Helgaas 2007-07-26 533 printk(KERN_ERR
9dd78466c956ac Bjorn Helgaas 2007-07-26 534 "PnPBIOS: Unable to get node info. Aborting.\n");
^1da177e4c3f41 Linus Torvalds 2005-04-16 535 return ret;
^1da177e4c3f41 Linus Torvalds 2005-04-16 536 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 537
^1da177e4c3f41 Linus Torvalds 2005-04-16 538 /* register with the pnp layer */
^1da177e4c3f41 Linus Torvalds 2005-04-16 539 ret = pnp_register_protocol(&pnpbios_protocol);
^1da177e4c3f41 Linus Torvalds 2005-04-16 540 if (ret) {
72a4fc1c3483e8 Haoxiang Li 2025-12-18 541 put_device(&pnpbios_protocol.dev)
9dd78466c956ac Bjorn Helgaas 2007-07-26 @542 printk(KERN_ERR
9dd78466c956ac Bjorn Helgaas 2007-07-26 543 "PnPBIOS: Unable to register driver. Aborting.\n");
^1da177e4c3f41 Linus Torvalds 2005-04-16 544 return ret;
^1da177e4c3f41 Linus Torvalds 2005-04-16 545 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 546
^1da177e4c3f41 Linus Torvalds 2005-04-16 547 /* start the proc interface */
^1da177e4c3f41 Linus Torvalds 2005-04-16 548 ret = pnpbios_proc_init();
^1da177e4c3f41 Linus Torvalds 2005-04-16 549 if (ret)
^1da177e4c3f41 Linus Torvalds 2005-04-16 550 printk(KERN_ERR "PnPBIOS: Failed to create proc interface.\n");
^1da177e4c3f41 Linus Torvalds 2005-04-16 551
^1da177e4c3f41 Linus Torvalds 2005-04-16 552 /* scan for pnpbios devices */
^1da177e4c3f41 Linus Torvalds 2005-04-16 553 build_devlist();
^1da177e4c3f41 Linus Torvalds 2005-04-16 554
8f81dd149806bc Bjorn Helgaas 2007-05-08 555 pnp_platform_devices = 1;
^1da177e4c3f41 Linus Torvalds 2005-04-16 556 return 0;
^1da177e4c3f41 Linus Torvalds 2005-04-16 557 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 558
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2025-12-20 16:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-18 8:19 [PATCH] PNP: add put_device() in pnpbios_init() Haoxiang Li
2025-12-18 10:03 ` Greg KH
2025-12-20 16:41 ` kernel test robot [this message]
2025-12-20 21:05 ` kernel test robot
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