From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.136]) (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 731942137C; Thu, 4 Jan 2024 12:21:58 +0000 (UTC) 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="AJdh2VWR" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1704370918; x=1735906918; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=ruuSsVyzI+FqL/qb6+6M4z+J+RtXpasMgzkxo/9nSw8=; b=AJdh2VWRO8uS/bhlP/4QnVAHDTXI9Iuab2WT+U0L4PRhwQkWqkbxeqcQ qTo6pckxjlpJnWLqsaiHOUAFE5pNE4HqUuOPI7TN1vuNIo9UgBJOFl0Y0 L3kdYByRK8OpmQvvZKxMJx/T/s6Bt1zuePFLoRpm9TkmGoW8hK90xBQX9 0K49+SgALCc6YQlLtj6REabmNxjrzPN4zm0vIB7NngJ0vcPiidFBUMYYO KQjAtPw4GKJaQ4Vu0Yq1iwoIL8gYkWzJqgHfT+NFpe8Bkj0yPCuyTZobe GKroFFoMgFIhWvbLbY3twTiqi0pwNO2/Pf42ccMs9E8KAmlbkfquOGOwM g==; X-IronPort-AV: E=McAfee;i="6600,9927,10942"; a="376713423" X-IronPort-AV: E=Sophos;i="6.04,330,1695711600"; d="scan'208";a="376713423" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2024 04:21:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10942"; a="899282272" X-IronPort-AV: E=Sophos;i="6.04,330,1695711600"; d="scan'208";a="899282272" Received: from pdelarag-mobl.ger.corp.intel.com (HELO localhost) ([10.252.36.32]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2024 04:21:54 -0800 From: Jani Nikula To: kernel test robot , dri-devel@lists.freedesktop.org, Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [PATCH v2 34/39] drm: bridge: dw_hdmi: switch to ->edid_read callback In-Reply-To: <202401041305.NcTmAmOJ-lkp@intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <202401041305.NcTmAmOJ-lkp@intel.com> Date: Thu, 04 Jan 2024 14:21:52 +0200 Message-ID: <87mstlz3tr.fsf@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Thu, 04 Jan 2024, kernel test robot wrote: > Hi Jani, > > kernel test robot noticed the following build warnings: > > [auto build test WARNING on drm-misc/drm-misc-next] > [also build test WARNING on drm/drm-next drm-exynos/exynos-drm-next drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.7-rc8 next-20240103] > [cannot apply to drm-intel/for-linux-next] > [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/Jani-Nikula/drm-bridge-add-edid_read-hook-and-drm_bridge_edid_read/20240103-181513 > base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next > patch link: https://lore.kernel.org/r/a8f71940221fb085b8767f8123f496c9b36b22cc.1704276309.git.jani.nikula%40intel.com > patch subject: [PATCH v2 34/39] drm: bridge: dw_hdmi: switch to ->edid_read callback > config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20240104/202401041305.NcTmAmOJ-lkp@intel.com/config) > compiler: clang version 18.0.0git (https://github.com/llvm/llvm-project 7e186d366d6c7def0543acc255931f617e76dff0) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240104/202401041305.NcTmAmOJ-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/202401041305.NcTmAmOJ-lkp@intel.com/ > > All warnings (new ones prefixed by >>): > >>> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c:2473:3: warning: variable 'edid' is uninitialized when used here [-Wuninitialized] > 2473 | edid->width_cm, edid->height_cm); > | ^~~~ > include/linux/dev_printk.h:155:39: note: expanded from macro 'dev_dbg' > 155 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) > | ^~~~~~~~~~~ > include/linux/dynamic_debug.h:274:19: note: expanded from macro 'dynamic_dev_dbg' > 274 | dev, fmt, ##__VA_ARGS__) > | ^~~~~~~~~~~ > include/linux/dynamic_debug.h:250:59: note: expanded from macro '_dynamic_func_call' > 250 | _dynamic_func_call_cls(_DPRINTK_CLASS_DFLT, fmt, func, ##__VA_ARGS__) > | ^~~~~~~~~~~ > include/linux/dynamic_debug.h:248:65: note: expanded from macro '_dynamic_func_call_cls' > 248 | __dynamic_func_call_cls(__UNIQUE_ID(ddebug), cls, fmt, func, ##__VA_ARGS__) > | ^~~~~~~~~~~ > include/linux/dynamic_debug.h:224:15: note: expanded from macro '__dynamic_func_call_cls' > 224 | func(&id, ##__VA_ARGS__); \ > | ^~~~~~~~~~~ > drivers/gpu/drm/bridge/synopsys/dw-hdmi.c:2461:25: note: initialize the variable 'edid' to silence this warning > 2461 | const struct edid *edid; > | ^ > | = NULL > 1 warning generated. This is a valid report, fixed locally. BR, Jani. -- Jani Nikula, Intel