From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 670BF3612EF for ; Wed, 24 Jun 2026 04:18:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782274739; cv=none; b=C8kE3X8eOGPw0NRYnaVGCuYoytCpDjw5ooGLpQytlQO7AVmuhSFTofZs8TcJ9nNggZLcuugjGrKwBnaK4BLX4EcAslnmJqlFMETeLxE4f80KabHhMsGf4Sc7ZIMEFDYcpuHTsOcN6ShCqq8iBe7tlZMqD+pqqxHI6YhUM5LHcxo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782274739; c=relaxed/simple; bh=UaIee/9Qi2GbcGEcnG25b3zTjJygSK0EltUoQH+Xc2g=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type; b=DAaYZh0fwoRkS9aTQBi/UE8dgj25aEggKQ+WoIbylB/KUMfSLBwctFh+mw0EyBayIccx1ItAYUwQ6BoDzy9Kh0OBPyGQup2L0968wyjoZUWzqjfAtyjxZbK8VJUzTR9xudEL2zJACy28+pAJv/BKR5LgfpXYUZd6bJ1S4HQBFYY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=b7P1GUBu; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="b7P1GUBu" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1782274738; x=1813810738; h=date:from:to:cc:subject:message-id:mime-version: content-transfer-encoding; bh=UaIee/9Qi2GbcGEcnG25b3zTjJygSK0EltUoQH+Xc2g=; b=b7P1GUBugHFc54zhxmos0PAC1gouhL4jLSLQNMHKr6lLmArqqKIMe+mb U96dtp8kUGp0POQW6QIpfUfBauJaAMvehdfWYNZNEC1bvLo7FUG+dDQk7 58iLI0WxZsqLFjgrSL3m4QT9sUtU+QGlJ/NleaOfFz7/4DOxihLlE6PzA kzAlk4BGb0Y0bAtTRlcMTiMuoi9Rwg96KO4NRSf0n+38BPVjfgmCv5UJw /qsVmQHog4KMC+JJgrZANIxRNkIqGIDpTQRIT4tnTEqxn/MPC7kOR/Gjr KwXNVeR9ZM5XNemLeH+9uOHvXpzKA6O18v80hmfA8M9fRRbVZ6cvnZ2tI g==; X-CSE-ConnectionGUID: sbZ6Ktb7S5e3dwpClQlGkw== X-CSE-MsgGUID: NqAOc7H4QbetlKxMz80Dlw== X-IronPort-AV: E=McAfee;i="6800,10657,11826"; a="100577818" X-IronPort-AV: E=Sophos;i="6.24,221,1774335600"; d="scan'208";a="100577818" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jun 2026 21:18:57 -0700 X-CSE-ConnectionGUID: fi1NThS2SliygIYTB4tyRQ== X-CSE-MsgGUID: 7FhOjgW7RSqKfKZ+ZMk1Bw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,221,1774335600"; d="scan'208";a="279869827" Received: from lkp-server02.sh.intel.com (HELO ea128546eb3d) ([10.239.97.151]) by orviesa002.jf.intel.com with ESMTP; 23 Jun 2026 21:18:56 -0700 Received: from kbuild by ea128546eb3d with local (Exim 4.98.2) (envelope-from ) id 1wcF4f-0000000036r-3Xh3; Wed, 24 Jun 2026 04:18:53 +0000 Date: Wed, 24 Jun 2026 12:18:15 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: drivers/platform/x86/toshiba_acpi.c:3573 toshiba_acpi_probe() warn: '&dev->miscdev' from misc_register() not released on lines: 3573. Message-ID: <202606241215.qZRNUUem-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev CC: linux-kernel@vger.kernel.org TO: "Rafael J. Wysocki" CC: "Ilpo J=C3=A4rvinen" tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git = master head: 840ef6c78e6a2f694b578ecb9063241c992aaa9e commit: 246d6cefe525f3fc760017e717bd77a3e751a260 platform/x86: toshiba_acpi= : Convert ACPI driver to a platform one date: 3 months ago :::::: branch date: 3 hours ago :::::: commit date: 3 months ago config: i386-randconfig-r073-20260624 (https://download.01.org/0day-ci/arch= ive/20260624/202606241215.qZRNUUem-lkp@intel.com/config) compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e98466= 48fd6183ee6d8cbdb4502213fcf902a211) smatch: v0.5.0-9185-gbcc58b9c If you fix the issue in a separate patch/commit (i.e. not just a new versio= n of the same patch/commit), kindly add following tags | Fixes: 246d6cefe525 ("platform/x86: toshiba_acpi: Convert ACPI driver to = a platform one") | Reported-by: kernel test robot | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202606241215.qZRNUUem-lkp@intel.com/ New smatch warnings: drivers/platform/x86/toshiba_acpi.c:3573 toshiba_acpi_probe() warn: '&dev->= miscdev' from misc_register() not released on lines: 3573. Old smatch warnings: drivers/platform/x86/toshiba_acpi.c:2707 toshiba_acpi_setup_wwan_rfkill() w= arn: 'dev->wwan_rfk' is an error pointer or valid vim +3573 drivers/platform/x86/toshiba_acpi.c c727ba4cd95a12 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3532 =20 6873f46a630c48 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2015-1= 1-23 3533 toshiba_wwan_available(dev); 2fdde83443aa84 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2015-1= 1-23 3534 if (dev->wwan_supported) 2fdde83443aa84 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2015-1= 1-23 3535 toshiba_acpi_setup_wwan_rfkill(dev); 6873f46a630c48 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2015-1= 1-23 3536 =20 763ff32f19442b drivers/platform/x86/toshiba_acpi.c Azael Avalos 2016-0= 1-25 3537 toshiba_cooling_method_available(dev); 763ff32f19442b drivers/platform/x86/toshiba_acpi.c Azael Avalos 2016-0= 1-25 3538 =20 89655fbb396aff drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3539 toshiba_battery_charge_mode_available(dev); 89655fbb396aff drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3540 =20 0409cbced3c9ab drivers/platform/x86/toshiba_acpi.c Azael Avalos 2015-0= 7-31 3541 print_supported_features(dev); 0409cbced3c9ab drivers/platform/x86/toshiba_acpi.c Azael Avalos 2015-0= 7-31 3542 =20 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3543 ret =3D sysfs_create_group(&dev->acpi_dev->dev.kobj, 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3544 &toshiba_attr_group); 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3545 if (ret) { 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3546 dev->sysfs_created =3D 0; 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3547 goto error; 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3548 } 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3549 dev->sysfs_created =3D !ret; 360f0f39d0c584 drivers/platform/x86/toshiba_acpi.c Azael Avalos 2014-0= 3-25 3550 =20 b0bcf48c74cc7f drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3551 ret =3D acpi_dev_install_notify_handler(acpi_dev, ACPI_DEVICE_= NOTIFY, b0bcf48c74cc7f drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3552 toshiba_acpi_notify, dev); b0bcf48c74cc7f drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3553 if (ret) b0bcf48c74cc7f drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3554 goto error; b0bcf48c74cc7f drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3555 =20 b0bcf48c74cc7f drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3556 dev->notify_handler_installed =3D 1; b0bcf48c74cc7f drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3557 =20 36d03f93558c66 drivers/platform/x86/toshiba_acpi.c Seth Forshee 2011-0= 9-20 3558 create_toshiba_proc_entries(dev); 36d03f93558c66 drivers/platform/x86/toshiba_acpi.c Seth Forshee 2011-0= 9-20 3559 =20 29cd293f9f8cd7 drivers/platform/x86/toshiba_acpi.c Seth Forshee 2012-0= 1-18 3560 toshiba_acpi =3D dev; 29cd293f9f8cd7 drivers/platform/x86/toshiba_acpi.c Seth Forshee 2012-0= 1-18 3561 =20 8ef5db9eb084f6 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3562 /* 8ef5db9eb084f6 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3563 * As the battery hook relies on the static variable toshiba_a= cpi being 8ef5db9eb084f6 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3564 * set, this must be done after toshiba_acpi is assigned. 8ef5db9eb084f6 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3565 */ 8ef5db9eb084f6 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3566 if (dev->battery_charge_mode_supported) 8ef5db9eb084f6 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3567 battery_hook_register(&battery_hook); 8ef5db9eb084f6 drivers/platform/x86/toshiba_acpi.c Arvid Norlander 2022-0= 9-02 3568 =20 c41a40c58b623f drivers/acpi/toshiba_acpi.c philipl@overt.org 2008-0= 8-30 3569 return 0; 135740de77641b drivers/platform/x86/toshiba_acpi.c Seth Forshee 2011-0= 9-20 3570 =20 135740de77641b drivers/platform/x86/toshiba_acpi.c Seth Forshee 2011-0= 9-20 3571 error: 246d6cefe525f3 drivers/platform/x86/toshiba_acpi.c Rafael J. Wysocki 2026-0= 3-24 3572 toshiba_acpi_remove(pdev); 135740de77641b drivers/platform/x86/toshiba_acpi.c Seth Forshee 2011-0= 9-20 @3573 return ret; 135740de77641b drivers/platform/x86/toshiba_acpi.c Seth Forshee 2011-0= 9-20 3574 } 135740de77641b drivers/platform/x86/toshiba_acpi.c Seth Forshee 2011-0= 9-20 3575 =20 :::::: The code at line 3573 was first introduced by commit :::::: 135740de77641b4180c8a1f19abcfcd5e4351b15 toshiba_acpi: Convert to us= e acpi_driver :::::: TO: Seth Forshee :::::: CC: Matthew Garrett -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki