From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) (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 A8ACB26ED3E for ; Tue, 10 Feb 2026 05:55:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770702933; cv=none; b=lAMX+MgWqJG4SYcMwCdowPmmDdByYw5cC7U8tK5G484rLcjp3lrWV6qyG8GggcvC/b5oJvGg94BA+YU/qLkDJtoR9GO920SWcgXqZOzC0PQYRTVZf7joMvjEUhTpYQ2p+kSOTJ6LONfN6Bb5zh6m0/83weVpNTKEXPvGYiOUMhk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770702933; c=relaxed/simple; bh=zEDfSdh1KPJqrv1rHuiALbd4UYgLoN55bU0AQo4i8jU=; h=Date:From:To:Cc:Subject:Message-ID; b=kRmSrigqxu3EguL0d2aWCdZsEsmC1RGc5ovr7CT33G71mGj7+9sk23+iO34NYryzUSMaUz6YAJRg4DN7E/mp680PMcjZoIQ2TNu9G18ZJilGHkxuR0c4fDRT8ZESjK6JLIC4WDpmW4fDpD2O1QNDB6n5zKxfPW7rqNZS4paO1LQ= 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=KRtGNvQr; arc=none smtp.client-ip=192.198.163.9 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="KRtGNvQr" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770702932; x=1802238932; h=date:from:to:cc:subject:message-id; bh=zEDfSdh1KPJqrv1rHuiALbd4UYgLoN55bU0AQo4i8jU=; b=KRtGNvQrFQvue5W9engnwkZe/WOZLsAYgOFfM11bbsvCmx4+to7cpvRh PKR14wvkexNnYhOznXBl+IyLDWgdwb4pe/couy05Q/w3DJqbHCiIU5ygt eSPMGLHwTGZITwaz/15RB82L1TGIIcKa8q4AMLqa12/pIYs11CdTE3q2R 8Ke/Gusr6pWwj0xmXD8B/XNg/SQnOMdAez0jKTbSkdJZdzS85P9SN/Wj+ md6UNRDS2UyIubHksVyurLUS9QGaAPPxf1UzoKn/96Msu8vPPazJiJOr5 VtsgTiOTGDYMrXNPBhCR3ku9iX0UQIo5Th1L59gzmhNxu94k/q6oHFNC5 g==; X-CSE-ConnectionGUID: oD/emAyxRDqAX3Rr/C6oXA== X-CSE-MsgGUID: 1SfhW3YLQPiJsV0f0mNcMg== X-IronPort-AV: E=McAfee;i="6800,10657,11696"; a="82552832" X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="82552832" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Feb 2026 21:55:26 -0800 X-CSE-ConnectionGUID: 2G2EuYqxQPCppc4PhZDzxQ== X-CSE-MsgGUID: AKVY0+n7Qp++tk1E4WXq4g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="211845857" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa008.jf.intel.com with ESMTP; 09 Feb 2026 21:55:24 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vpgiY-00000000ogY-0JvU; Tue, 10 Feb 2026 05:55:22 +0000 Date: Tue, 10 Feb 2026 13:54:59 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: [linux-next:master 5665/12313] drivers/of/unittest.c:1701 of_unittest_parse_interrupt_map() warn: bitwise AND condition is false here Message-ID: <202602101359.TShamc7y-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: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: "Herve Codina (Schneider Electric)" CC: Geert Uytterhoeven CC: "Rob Herring (Arm)" CC: Linus Walleij tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 132737e360b4c0daa7f473faf0f55cb04ee3e15c commit: a9811aeb42f85bd423725996ef7dce5cd51f8ff7 [5665/12313] of: unittest: Add a test case for for_each_of_imap_item iterator :::::: branch date: 13 hours ago :::::: commit date: 4 weeks ago config: riscv-randconfig-r072-20260209 (https://download.01.org/0day-ci/archive/20260210/202602101359.TShamc7y-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710) smatch version: v0.5.0-8994-gd50c5a4c 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202602101359.TShamc7y-lkp@intel.com/ New smatch warnings: drivers/of/unittest.c:1701 of_unittest_parse_interrupt_map() warn: bitwise AND condition is false here Old smatch warnings: drivers/of/unittest.c:860 of_unittest_changeset() error: potential null dereference 'n1'. (__of_node_dup returns null) drivers/of/unittest.c:861 of_unittest_changeset() error: potential null dereference 'n2'. (__of_node_dup returns null) drivers/of/unittest.c:862 of_unittest_changeset() error: potential null dereference 'n21'. (__of_node_dup returns null) drivers/of/unittest.c:1506 of_unittest_parse_interrupts() warn: bitwise AND condition is false here drivers/of/unittest.c:1583 of_unittest_parse_interrupts_extended() warn: bitwise AND condition is false here drivers/of/unittest.c:1782 of_unittest_irq_refcount() warn: bitwise AND condition is false here drivers/of/unittest.c:1926 of_unittest_platform_populate() warn: bitwise AND condition is false here vim +1701 drivers/of/unittest.c a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1692) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1693) static void __init of_unittest_parse_interrupt_map(void) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1694) { a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1695) const struct of_unittest_expected_imap_item *expected_item; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1696) struct device_node *imap_np, *expected_parent_np; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1697) struct of_imap_parser imap_parser; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1698) struct of_imap_item imap_item; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1699) int count, ret, i; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1700) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 @1701) if (of_irq_workarounds & (OF_IMAP_NO_PHANDLE | OF_IMAP_OLDWORLD_MAC)) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1702) return; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1703) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1704) imap_np = of_find_node_by_path("/testcase-data/interrupts/intmap2"); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1705) if (!imap_np) { a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1706) pr_err("missing testcase data\n"); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1707) return; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1708) } a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1709) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1710) ret = of_imap_parser_init(&imap_parser, imap_np, &imap_item); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1711) if (unittest(!ret, "of_imap_parser_init(%pOF) returned error %d\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1712) imap_np, ret)) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1713) goto end; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1714) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1715) expected_item = of_unittest_expected_imap_items; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1716) count = 0; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1717) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1718) for_each_of_imap_item(&imap_parser, &imap_item) { a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1719) if (unittest(count < ARRAY_SIZE(of_unittest_expected_imap_items), a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1720) "imap item number %d not expected. Max number %zu\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1721) count, ARRAY_SIZE(of_unittest_expected_imap_items) - 1)) { a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1722) of_node_put(imap_item.parent_args.np); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1723) goto end; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1724) } a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1725) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1726) expected_parent_np = of_find_node_by_path(expected_item->parent_path); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1727) if (unittest(expected_parent_np, a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1728) "missing dependent testcase data (%s)\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1729) expected_item->parent_path)) { a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1730) of_node_put(imap_item.parent_args.np); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1731) goto end; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1732) } a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1733) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1734) unittest(imap_item.child_imap_count == expected_item->child_imap_count, a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1735) "imap[%d] child_imap_count = %u, expected %u\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1736) count, imap_item.child_imap_count, a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1737) expected_item->child_imap_count); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1738) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1739) for (i = 0; i < expected_item->child_imap_count; i++) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1740) unittest(imap_item.child_imap[i] == expected_item->child_imap[i], a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1741) "imap[%d] child_imap[%d] = %u, expected %u\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1742) count, i, imap_item.child_imap[i], a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1743) expected_item->child_imap[i]); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1744) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1745) unittest(imap_item.parent_args.np == expected_parent_np, a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1746) "imap[%d] parent np = %pOF, expected %pOF\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1747) count, imap_item.parent_args.np, expected_parent_np); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1748) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1749) unittest(imap_item.parent_args.args_count == expected_item->parent_args_count, a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1750) "imap[%d] parent param_count = %d, expected %d\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1751) count, imap_item.parent_args.args_count, a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1752) expected_item->parent_args_count); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1753) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1754) for (i = 0; i < expected_item->parent_args_count; i++) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1755) unittest(imap_item.parent_args.args[i] == expected_item->parent_args[i], a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1756) "imap[%d] parent param[%d] = %u, expected %u\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1757) count, i, imap_item.parent_args.args[i], a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1758) expected_item->parent_args[i]); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1759) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1760) of_node_put(expected_parent_np); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1761) count++; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1762) expected_item++; a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1763) } a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1764) a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1765) unittest(count == ARRAY_SIZE(of_unittest_expected_imap_items), a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1766) "Missing items. %d parsed, expected %zu\n", a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1767) count, ARRAY_SIZE(of_unittest_expected_imap_items)); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1768) end: a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1769) of_node_put(imap_np); a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1770) } a9811aeb42f85b Herve Codina (Schneider Electric 2026-01-14 1771) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki