From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (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 26F174F1FD for ; Mon, 11 Dec 2023 18:11:26 +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="kBeMr615" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1702318288; x=1733854288; h=date:from:to:cc:subject:message-id:mime-version: content-transfer-encoding; bh=6Ak9bm0qxm3rtY8qwQ8vX1FIAoBR5Hf2X+wjPR0IRg8=; b=kBeMr6159bkPNRfvrVzwDZRAcTBVeEGs/UmMzIimJE9rDjgpaK6R4kFv ae+Fis1fJjURJfyB5I99PlBtV7z9V1iE633j2JdOiF6Byt40vOdcL/UzX 07yxzk8nfIG9iMpEgbCowAx8vMyGoIYjHsoztpbSi6g0ceFKirdFdRfVl UyMQBWMaFSf2D2mFa1M//KUouPA95Vild+qXmXQbQYatSzBkFo2fFIv8y AurWkbmEjVOYTpENdT+Fb5ckdyZe6tPePOxkA9B7WOGPFpGDJDcGxo2nH YtsKzYK4w6h7sHAluW9hUh5uYcrggH8Vq+C6lKRY6DKw/ah1gndg70y3G g==; X-IronPort-AV: E=McAfee;i="6600,9927,10921"; a="13384107" X-IronPort-AV: E=Sophos;i="6.04,268,1695711600"; d="scan'208";a="13384107" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Dec 2023 10:11:27 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10921"; a="722901784" X-IronPort-AV: E=Sophos;i="6.04,268,1695711600"; d="scan'208";a="722901784" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga003.jf.intel.com with ESMTP; 11 Dec 2023 10:11:25 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rCkkV-000ILK-0I; Mon, 11 Dec 2023 18:11:23 +0000 Date: Tue, 12 Dec 2023 02:10:24 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: drivers/pci/controller/pcie-xilinx-dma-pl.c:638 xilinx_pl_dma_pcie_setup_irq() error: uninitialized symbol 'irq'. Message-ID: <202312120248.5DblxkBp-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=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev CC: linux-kernel@vger.kernel.org TO: Thippeswamy Havalige CC: "Krzysztof Wilczyński" CC: Bharat Kumar Gogada tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a39b6ac3781d46ba18193c9dbb2110f31e9bffe9 commit: 8d786149d78c7784144c7179e25134b6530b714b PCI: xilinx-xdma: Add Xilinx XDMA Root Port driver date: 7 weeks ago :::::: branch date: 19 hours ago :::::: commit date: 7 weeks ago config: riscv-randconfig-r071-20231211 (https://download.01.org/0day-ci/archive/20231212/202312120248.5DblxkBp-lkp@intel.com/config) compiler: riscv64-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231212/202312120248.5DblxkBp-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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202312120248.5DblxkBp-lkp@intel.com/ New smatch warnings: drivers/pci/controller/pcie-xilinx-dma-pl.c:638 xilinx_pl_dma_pcie_setup_irq() error: uninitialized symbol 'irq'. Old smatch warnings: drivers/pci/controller/pcie-xilinx-dma-pl.c:579 xilinx_pl_dma_pcie_init_irq_domain() warn: passing zero to 'PTR_ERR' drivers/pci/controller/pcie-xilinx-dma-pl.c:645 xilinx_pl_dma_pcie_setup_irq() error: uninitialized symbol 'irq'. vim +/irq +638 drivers/pci/controller/pcie-xilinx-dma-pl.c 8d786149d78c77 Thippeswamy Havalige 2023-10-03 595 8d786149d78c77 Thippeswamy Havalige 2023-10-03 596 static int xilinx_pl_dma_pcie_setup_irq(struct pl_dma_pcie *port) 8d786149d78c77 Thippeswamy Havalige 2023-10-03 597 { 8d786149d78c77 Thippeswamy Havalige 2023-10-03 598 struct device *dev = port->dev; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 599 struct platform_device *pdev = to_platform_device(dev); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 600 int i, irq, err; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 601 8d786149d78c77 Thippeswamy Havalige 2023-10-03 602 port->irq = platform_get_irq(pdev, 0); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 603 if (port->irq < 0) 8d786149d78c77 Thippeswamy Havalige 2023-10-03 604 return port->irq; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 605 8d786149d78c77 Thippeswamy Havalige 2023-10-03 606 for (i = 0; i < ARRAY_SIZE(intr_cause); i++) { 8d786149d78c77 Thippeswamy Havalige 2023-10-03 607 int err; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 608 8d786149d78c77 Thippeswamy Havalige 2023-10-03 609 if (!intr_cause[i].str) 8d786149d78c77 Thippeswamy Havalige 2023-10-03 610 continue; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 611 8d786149d78c77 Thippeswamy Havalige 2023-10-03 612 irq = irq_create_mapping(port->pldma_domain, i); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 613 if (!irq) { 8d786149d78c77 Thippeswamy Havalige 2023-10-03 614 dev_err(dev, "Failed to map interrupt\n"); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 615 return -ENXIO; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 616 } 8d786149d78c77 Thippeswamy Havalige 2023-10-03 617 8d786149d78c77 Thippeswamy Havalige 2023-10-03 618 err = devm_request_irq(dev, irq, 8d786149d78c77 Thippeswamy Havalige 2023-10-03 619 xilinx_pl_dma_pcie_intr_handler, 8d786149d78c77 Thippeswamy Havalige 2023-10-03 620 IRQF_SHARED | IRQF_NO_THREAD, 8d786149d78c77 Thippeswamy Havalige 2023-10-03 621 intr_cause[i].sym, port); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 622 if (err) { 8d786149d78c77 Thippeswamy Havalige 2023-10-03 623 dev_err(dev, "Failed to request IRQ %d\n", irq); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 624 return err; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 625 } 8d786149d78c77 Thippeswamy Havalige 2023-10-03 626 } 8d786149d78c77 Thippeswamy Havalige 2023-10-03 627 8d786149d78c77 Thippeswamy Havalige 2023-10-03 628 port->intx_irq = irq_create_mapping(port->pldma_domain, 8d786149d78c77 Thippeswamy Havalige 2023-10-03 629 XILINX_PCIE_INTR_INTX); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 630 if (!port->intx_irq) { 8d786149d78c77 Thippeswamy Havalige 2023-10-03 631 dev_err(dev, "Failed to map INTx interrupt\n"); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 632 return -ENXIO; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 633 } 8d786149d78c77 Thippeswamy Havalige 2023-10-03 634 8d786149d78c77 Thippeswamy Havalige 2023-10-03 635 err = devm_request_irq(dev, port->intx_irq, xilinx_pl_dma_pcie_intx_flow, 8d786149d78c77 Thippeswamy Havalige 2023-10-03 636 IRQF_SHARED | IRQF_NO_THREAD, NULL, port); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 637 if (err) { 8d786149d78c77 Thippeswamy Havalige 2023-10-03 @638 dev_err(dev, "Failed to request INTx IRQ %d\n", irq); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 639 return err; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 640 } 8d786149d78c77 Thippeswamy Havalige 2023-10-03 641 8d786149d78c77 Thippeswamy Havalige 2023-10-03 642 err = devm_request_irq(dev, port->irq, xilinx_pl_dma_pcie_event_flow, 8d786149d78c77 Thippeswamy Havalige 2023-10-03 643 IRQF_SHARED | IRQF_NO_THREAD, NULL, port); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 644 if (err) { 8d786149d78c77 Thippeswamy Havalige 2023-10-03 645 dev_err(dev, "Failed to request event IRQ %d\n", irq); 8d786149d78c77 Thippeswamy Havalige 2023-10-03 646 return err; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 647 } 8d786149d78c77 Thippeswamy Havalige 2023-10-03 648 8d786149d78c77 Thippeswamy Havalige 2023-10-03 649 return 0; 8d786149d78c77 Thippeswamy Havalige 2023-10-03 650 } 8d786149d78c77 Thippeswamy Havalige 2023-10-03 651 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki