From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CA0ACEFCE4C for ; Wed, 4 Mar 2026 22:14:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=n9YgFzJeU6iVrx+xDJlXNhmiX2UbJXq6xpTde0QURWA=; b=PPr6lVdg4C64tjJ9splCeTzFQo 1xBlAFqi4i+j5JkBEvhktS0cwwUWDkLIPZedQF/286g3SmZR53h8v+eOfvjxCsIgG+/L/7uvgxT3R lX6UYK/hNi2cl9LQx/q6VY5oMIt7Qsq7MAlWOxm6PiNT23iFd3T1RtlxS+hNtvpeC4BZCADHPP7Uc VsCllQ8ZKtkkbe94SD8eUtN4nhCfILWDQJNhr/Ucpfa1j9L7uADHFZH0VpDuOUJrU6hG1SatlBaF7 rHzM9X/DJAa2WS8dyt4XlpbTEtMFax0HlPy5hhQU23cCJ6OAs3qOkyztOmbhy6vMuw7w88chRcDdk zP+RtVYA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vxuTZ-00000000Z1Y-3ud1; Wed, 04 Mar 2026 22:13:53 +0000 Received: from mgamail.intel.com ([192.198.163.16]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vxuTV-00000000Z19-0u2x; Wed, 04 Mar 2026 22:13:51 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1772662429; x=1804198429; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=8viQ62Vl8rOScrYYff4z3W73/71vqWr9R5SU1cx41TU=; b=BWf8trcmwG9u9XXu97fveeQxH11W0nEdt/ITZsW9Dz8rkJFSPW0PFvaX PHaP2x9NmnZolGRBI4et/ZuDwCX8pOTHDjs+4M76HVRapsyUuu5uO/xmB eu7hDNV0n7QlNjoWp1S06hHDqtAsQ5l+KyRZ3uDnhaj0P5Ggh8ONNbRJd I/NPBB/DI03M/46Px7AiPPMkOv1HqhduUJs5nKQ+ba5UVkaigbA3ogsFi nBsv4QejqMQaRasBkJxqdWXqvv20igF4+FKnetQ+S+CgcPTmvhQNZxNz7 CL5CZI2qlhP62k7WcfbqNz1m2PKdFtklES8gbBAy2jGUvX7ghMBkWWDQA w==; X-CSE-ConnectionGUID: nwruu2y7SCaS0VnkwjfErg== X-CSE-MsgGUID: vVI74DhuQfqX8QaHOCKEAA== X-IronPort-AV: E=McAfee;i="6800,10657,11719"; a="61309896" X-IronPort-AV: E=Sophos;i="6.21,324,1763452800"; d="scan'208";a="61309896" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2026 14:13:42 -0800 X-CSE-ConnectionGUID: vKgF8lqPSuuf9WEb103q4w== X-CSE-MsgGUID: 4DnBmdg1RWOursf8+vRWaA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,324,1763452800"; d="scan'208";a="223440410" Received: from lkp-server01.sh.intel.com (HELO f27a57aa7a36) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 04 Mar 2026 14:13:38 -0800 Received: from kbuild by f27a57aa7a36 with local (Exim 4.98.2) (envelope-from ) id 1vxuTF-000000004a9-1tK7; Wed, 04 Mar 2026 22:13:33 +0000 Date: Thu, 5 Mar 2026 06:13:31 +0800 From: kernel test robot To: Louis-Alexis Eyraud , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , AngeloGioacchino Del Regno , Heiner Kallweit , Russell King Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, netdev@vger.kernel.org, kevin-kw.huang@airoha.com, macpaul.lin@mediatek.com, matthias.bgg@gmail.com, kernel@collabora.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, Louis-Alexis Eyraud Subject: Re: [PATCH net-next 2/2] net: phy: Introduce Airoha AN8801/R Gigabit Ethernet PHY driver Message-ID: <202603050606.eulVmYcb-lkp@intel.com> References: <20260304-add-airoha-an8801-support-v1-2-0ae4ee5a2f9d@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260304-add-airoha-an8801-support-v1-2-0ae4ee5a2f9d@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260304_141349_270312_C05D6720 X-CRM114-Status: GOOD ( 11.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Louis-Alexis, kernel test robot noticed the following build warnings: [auto build test WARNING on ed0abfe93fd135dac223e87a3c945017b1fa8bfc] url: https://github.com/intel-lab-lkp/linux/commits/Louis-Alexis-Eyraud/dt-bindings-net-Add-support-for-Airoha-AN8801-R-GbE-PHY/20260304-174023 base: ed0abfe93fd135dac223e87a3c945017b1fa8bfc patch link: https://lore.kernel.org/r/20260304-add-airoha-an8801-support-v1-2-0ae4ee5a2f9d%40collabora.com patch subject: [PATCH net-next 2/2] net: phy: Introduce Airoha AN8801/R Gigabit Ethernet PHY driver config: sparc64-allmodconfig (https://download.01.org/0day-ci/archive/20260305/202603050606.eulVmYcb-lkp@intel.com/config) compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 9a109fbb6e184ec9bcce10615949f598f4c974a9) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260305/202603050606.eulVmYcb-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202603050606.eulVmYcb-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/net/phy/air_an8801.c:258:6: warning: variable 'pbus_data_h' is uninitialized when used here [-Wuninitialized] 258 | if (pbus_data_h < 0) | ^~~~~~~~~~~ drivers/net/phy/air_an8801.c:240:30: note: initialize the variable 'pbus_data_h' to silence this warning 240 | int pbus_data_l, pbus_data_h; | ^ | = 0 1 warning generated. vim +/pbus_data_h +258 drivers/net/phy/air_an8801.c 236 237 static int __air_buckpbus_reg_read(struct phy_device *phydev, 238 u32 addr, u32 *data) 239 { 240 int pbus_data_l, pbus_data_h; 241 int ret; 242 243 addr |= AN8801_PBUS_ACCESS; 244 245 ret = __phy_write(phydev, AIR_BPBUS_MODE, MII_MMD_CTRL_ADDR); 246 if (ret < 0) 247 return ret; 248 249 ret = __phy_write(phydev, AIR_BPBUS_RD_ADDR_HIGH, upper_16_bits(addr)); 250 if (ret < 0) 251 return ret; 252 253 ret = __phy_write(phydev, AIR_BPBUS_RD_ADDR_LOW, lower_16_bits(addr)); 254 if (ret < 0) 255 return ret; 256 257 ret = __phy_read(phydev, AIR_BPBUS_RD_DATA_HIGH); > 258 if (pbus_data_h < 0) 259 return pbus_data_h; 260 261 pbus_data_l = __phy_read(phydev, AIR_BPBUS_RD_DATA_LOW); 262 if (pbus_data_l < 0) 263 return pbus_data_l; 264 265 *data = (pbus_data_h << 16) | pbus_data_l; 266 return 0; 267 } 268 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki