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_devic... base: linus/master patch link: https://lore.kernel.org/r/20251218081955.548521-1-lihaoxiang%40isrc.iscas.ac... 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@i...) 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@i...)
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