From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) (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 EABD2C135 for ; Sat, 4 Nov 2023 10:59:13 +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="Y8JPAA6y" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699095554; x=1730631554; h=date:from:to:cc:subject:message-id:mime-version; bh=ChOOYR2lSL8EYWsTs2cWQB6gTCNDbVA2MbuMV8Ttu4Q=; b=Y8JPAA6yKSSWdsBdCiCJQtltwGANprkHZK9t5PKQnYVsjtVkOSt/IB/c UMhxlvY6hNKpeecNjg5ELbKlUxHEW9x7doqQci40Dg7mJ/bs6TjZ3iihD 3f05fOQ62CDTaoCRUv0lGzGNPI589P+emM8SE81wHdo/YqcyFFySr1jqM YTbu4JtyTKEOTIKjQvlGyC2nh4DWqlJeyygCNhxbPvNzpDIKYVpVLRGiu 4pVJy037fyEZVZnFIp/PBFBQTxDx53mI1KoaOaty8snUj2KWs6Qdj47BT f0guZ44c9086rwIRFapXhbf3NfAkTo5zdHJryMtSN68/c4XiQWZc8E4EM A==; X-IronPort-AV: E=McAfee;i="6600,9927,10883"; a="388903149" X-IronPort-AV: E=Sophos;i="6.03,276,1694761200"; d="scan'208";a="388903149" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2023 03:59:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.03,276,1694761200"; d="scan'208";a="9637974" Received: from lkp-server01.sh.intel.com (HELO 17d9e85e5079) ([10.239.97.150]) by orviesa001.jf.intel.com with ESMTP; 04 Nov 2023 03:59:07 -0700 Received: from kbuild by 17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1qzEMq-0003sG-1t; Sat, 04 Nov 2023 10:59:04 +0000 Date: Sat, 4 Nov 2023 18:58:05 +0800 From: kernel test robot To: Serge Semin Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Bjorn Helgaas , Lorenzo Pieralisi , Manivannan Sadhasivam Subject: drivers/pci/controller/dwc/pcie-designware.c:898:50: error: '%d' directive output may be truncated writing between 1 and 11 bytes into a region of size 3 Message-ID: <202311041813.mTp23LXm-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 90b0c2b2edd1adff742c621e246562fbefa11b70 commit: 939fbcd568fd294034c96edc92ff5b9de1a5fce8 PCI: dwc: Add Root Port and Endpoint controller eDMA engine support date: 9 months ago config: x86_64-sof-customedconfig-edison-defconfig (https://download.01.org/0day-ci/archive/20231104/202311041813.mTp23LXm-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231104/202311041813.mTp23LXm-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/202311041813.mTp23LXm-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/pci/controller/dwc/pcie-designware.c: In function 'dw_pcie_edma_detect': >> drivers/pci/controller/dwc/pcie-designware.c:898:50: error: '%d' directive output may be truncated writing between 1 and 11 bytes into a region of size 3 [-Werror=format-truncation=] 898 | snprintf(name, sizeof(name), "dma%d", pci->edma.nr_irqs); | ^~ In function 'dw_pcie_edma_irq_verify', inlined from 'dw_pcie_edma_detect' at drivers/pci/controller/dwc/pcie-designware.c:949:8: drivers/pci/controller/dwc/pcie-designware.c:898:46: note: directive argument in the range [-2147483648, 22] 898 | snprintf(name, sizeof(name), "dma%d", pci->edma.nr_irqs); | ^~~~~~~ drivers/pci/controller/dwc/pcie-designware.c:898:17: note: 'snprintf' output between 5 and 15 bytes into a destination of size 6 898 | snprintf(name, sizeof(name), "dma%d", pci->edma.nr_irqs); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +898 drivers/pci/controller/dwc/pcie-designware.c 878 879 static int dw_pcie_edma_irq_verify(struct dw_pcie *pci) 880 { 881 struct platform_device *pdev = to_platform_device(pci->dev); 882 u16 ch_cnt = pci->edma.ll_wr_cnt + pci->edma.ll_rd_cnt; 883 char name[6]; 884 int ret; 885 886 if (pci->edma.nr_irqs == 1) 887 return 0; 888 else if (pci->edma.nr_irqs > 1) 889 return pci->edma.nr_irqs != ch_cnt ? -EINVAL : 0; 890 891 ret = platform_get_irq_byname_optional(pdev, "dma"); 892 if (ret > 0) { 893 pci->edma.nr_irqs = 1; 894 return 0; 895 } 896 897 for (; pci->edma.nr_irqs < ch_cnt; pci->edma.nr_irqs++) { > 898 snprintf(name, sizeof(name), "dma%d", pci->edma.nr_irqs); 899 900 ret = platform_get_irq_byname_optional(pdev, name); 901 if (ret <= 0) 902 return -EINVAL; 903 } 904 905 return 0; 906 } 907 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki