From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (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 D4389EC4 for ; Tue, 4 Feb 2025 01:33:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738632837; cv=none; b=NWOm5lkpJptoDf29ZvfDhCj1SugwekvykFwomdnMuTGvqXta7oQUyH6APgkxne/hK+Wob0dib+z9CtXA9ExrXdAflhZbN/8SWIUGhzEAyS2ckG1VZrVX1aGSjDPDBjX7oIcTDh4OP00jg5OFV/0XghkQWQAsFaztSnZrrDe0NqE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738632837; c=relaxed/simple; bh=DMMuzrzQipJ6xBzrybP/cs9MZ4fdMG7zPM4F7D84yyw=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=rSD2VpiKbTqBmKvacVOp0JfM9jWjHCfvge+BhHPVCXwOfhi9mw7PtsJpq9Q/NGd3TaP40trLEN2zF7/i/xtOhX0R581TaWNPJrl9IBs1nf7TNi38zUHO0+U5rd48VOZ3BYE1zdd4HawUhPxCQYLpCHn+VraZEJ4Toau7wn47CVc= 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=Mo0wOg/W; arc=none smtp.client-ip=198.175.65.15 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="Mo0wOg/W" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1738632835; x=1770168835; h=date:from:to:cc:subject:message-id:mime-version; bh=DMMuzrzQipJ6xBzrybP/cs9MZ4fdMG7zPM4F7D84yyw=; b=Mo0wOg/WUkqsR1Rmy6iwV4espRpIBoLjJ1HouMOpWrAYKzyNyrGKYxiX JsCyifq/7w9v3iDwoAowoBAJO7DfIPQ0W/LZHEJNtL7eBrh5dqC2dQ/Bo xp5NSIo2SP+eoEtPGVuEdco3jUDdULOc9P3wST6zdf/y/sAbG/G4W8NCb s39LbcnRa5N9JwKXrg+k2hSTrfMnt/ghkhrLIM209P2lgC30T3xHylimh N1kA8d6Dg77BoCQPFb0UXD5miA8Pci+j3VFJHmhxwSI7Wrd0wwbA4GSbr rJMzsoqf+20iwMTeyf8VPAyA7VaAE3nt6g+v4Q6TiGblGE4upflY0vYTE A==; X-CSE-ConnectionGUID: mPF5htmOTBKPvqBLQ4a1jQ== X-CSE-MsgGUID: dNtuHnKPQ2GNRklEL6ZiyQ== X-IronPort-AV: E=McAfee;i="6700,10204,11335"; a="42798351" X-IronPort-AV: E=Sophos;i="6.13,257,1732608000"; d="scan'208";a="42798351" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2025 17:33:54 -0800 X-CSE-ConnectionGUID: f5zgkU6/Qiq26pvgEkrqnA== X-CSE-MsgGUID: SNkW664yS8uF7YMhtDdTMg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,257,1732608000"; d="scan'208";a="110624459" Received: from lkp-server01.sh.intel.com (HELO d63d4d77d921) ([10.239.97.150]) by fmviesa008.fm.intel.com with ESMTP; 03 Feb 2025 17:33:53 -0800 Received: from kbuild by d63d4d77d921 with local (Exim 4.96) (envelope-from ) id 1tf7p0-000roB-2X; Tue, 04 Feb 2025 01:33:50 +0000 Date: Tue, 4 Feb 2025 09:32:51 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: [jic23-iio:sparse-friendly-direct-mode 90/166] drivers/iio/adc/stm32-dfsdm-adc.c:1320 __stm32_dfsdm_read_info_raw() error: uninitialized symbol 'ret'. Message-ID: <202502040918.N96TGHTV-lkp@intel.com> 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=us-ascii Content-Disposition: inline BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: Jonathan Cameron tree: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git sparse-friendly-direct-mode head: 2d042931355bda7a2fd9e7f81d0be99c3669af4f commit: 92540659cab57f14a1fc6615b93e4adb97b51acd [90/166] iio: adc: stm32-dfsdm: Factor out core of reading INFO_RAW :::::: branch date: 4 hours ago :::::: commit date: 29 hours ago config: m68k-randconfig-r071-20250204 (https://download.01.org/0day-ci/archive/20250204/202502040918.N96TGHTV-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 14.2.0 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/202502040918.N96TGHTV-lkp@intel.com/ smatch warnings: drivers/iio/adc/stm32-dfsdm-adc.c:1320 __stm32_dfsdm_read_info_raw() error: uninitialized symbol 'ret'. vim +/ret +1320 drivers/iio/adc/stm32-dfsdm-adc.c e2e6771c646251 Arnaud Pouliquen 2018-01-10 1308 92540659cab57f Jonathan Cameron 2025-01-19 1309 static int __stm32_dfsdm_read_info_raw(struct iio_dev *indio_dev, 92540659cab57f Jonathan Cameron 2025-01-19 1310 struct iio_chan_spec const *chan, 92540659cab57f Jonathan Cameron 2025-01-19 1311 int *val) e2e6771c646251 Arnaud Pouliquen 2018-01-10 1312 { e2e6771c646251 Arnaud Pouliquen 2018-01-10 1313 struct stm32_dfsdm_adc *adc = iio_priv(indio_dev); e2e6771c646251 Arnaud Pouliquen 2018-01-10 1314 int ret; e2e6771c646251 Arnaud Pouliquen 2018-01-10 1315 3208fa0cd91914 Olivier Moysan 2024-07-30 1316 if (adc->hwc) e2e6771c646251 Arnaud Pouliquen 2018-01-10 1317 ret = iio_hw_consumer_enable(adc->hwc); 6fc839dc320cd6 Olivier Moysan 2024-07-30 1318 if (adc->backend) 92540659cab57f Jonathan Cameron 2025-01-19 1319 ret = iio_backend_enable(adc->backend[chan->scan_index]); e2e6771c646251 Arnaud Pouliquen 2018-01-10 @1320 if (ret < 0) { e2e6771c646251 Arnaud Pouliquen 2018-01-10 1321 dev_err(&indio_dev->dev, e2e6771c646251 Arnaud Pouliquen 2018-01-10 1322 "%s: IIO enable failed (channel %d)\n", e2e6771c646251 Arnaud Pouliquen 2018-01-10 1323 __func__, chan->channel); e2e6771c646251 Arnaud Pouliquen 2018-01-10 1324 return ret; e2e6771c646251 Arnaud Pouliquen 2018-01-10 1325 } e2e6771c646251 Arnaud Pouliquen 2018-01-10 1326 ret = stm32_dfsdm_single_conv(indio_dev, chan, val); 3208fa0cd91914 Olivier Moysan 2024-07-30 1327 if (adc->hwc) e2e6771c646251 Arnaud Pouliquen 2018-01-10 1328 iio_hw_consumer_disable(adc->hwc); 6fc839dc320cd6 Olivier Moysan 2024-07-30 1329 if (adc->backend) 92540659cab57f Jonathan Cameron 2025-01-19 1330 iio_backend_disable(adc->backend[chan->scan_index]); e2e6771c646251 Arnaud Pouliquen 2018-01-10 1331 if (ret < 0) { e2e6771c646251 Arnaud Pouliquen 2018-01-10 1332 dev_err(&indio_dev->dev, e2e6771c646251 Arnaud Pouliquen 2018-01-10 1333 "%s: Conversion failed (channel %d)\n", e2e6771c646251 Arnaud Pouliquen 2018-01-10 1334 __func__, chan->channel); e2e6771c646251 Arnaud Pouliquen 2018-01-10 1335 return ret; e2e6771c646251 Arnaud Pouliquen 2018-01-10 1336 } 92540659cab57f Jonathan Cameron 2025-01-19 1337 92540659cab57f Jonathan Cameron 2025-01-19 1338 return 0; 92540659cab57f Jonathan Cameron 2025-01-19 1339 } 92540659cab57f Jonathan Cameron 2025-01-19 1340 :::::: The code at line 1320 was first introduced by commit :::::: e2e6771c646251657fafb2a78db566d5c2c70635 IIO: ADC: add STM32 DFSDM sigma delta ADC support :::::: TO: Arnaud Pouliquen :::::: CC: Mark Brown -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki