Re: [PATCH v6 2/2] PCI: amlogic: Add the Amlogic Meson PCIe controller driver
From: Dan Carpenter
Date: Thu Nov 29 2018 - 04:05:07 EST
Hi Yue,
url: https://github.com/0day-ci/linux/commits/Hanjie-Lin/dt-bindings-PCI-meson-add-DT-bindings-for-Amlogic-Meson-PCIe-controller/20181122-225955
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
smatch warnings:
drivers/pci/controller/dwc/pci-meson.c:171 meson_pcie_get_mem_shared() error: passing non negative 6 to ERR_PTR
# https://github.com/0day-ci/linux/commit/c882cdc75e49b6de65cd3d95ebf688272af6b5f9
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout c882cdc75e49b6de65cd3d95ebf688272af6b5f9
vim +171 drivers/pci/controller/dwc/pci-meson.c
c882cdc75 Yue Wang 2018-11-22 160
c882cdc75 Yue Wang 2018-11-22 161 static void __iomem *meson_pcie_get_mem_shared(struct platform_device *pdev,
c882cdc75 Yue Wang 2018-11-22 162 struct meson_pcie *mp,
c882cdc75 Yue Wang 2018-11-22 163 const char *id)
c882cdc75 Yue Wang 2018-11-22 164 {
c882cdc75 Yue Wang 2018-11-22 165 struct device *dev = mp->pci.dev;
c882cdc75 Yue Wang 2018-11-22 166 struct resource *res;
c882cdc75 Yue Wang 2018-11-22 167
c882cdc75 Yue Wang 2018-11-22 168 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, id);
c882cdc75 Yue Wang 2018-11-22 169 if (!res) {
c882cdc75 Yue Wang 2018-11-22 170 dev_err(dev, "No REG resource %s\n", id);
c882cdc75 Yue Wang 2018-11-22 @171 return ERR_PTR(ENXIO);
^^^^^
-ENXIO
c882cdc75 Yue Wang 2018-11-22 172 }
c882cdc75 Yue Wang 2018-11-22 173
c882cdc75 Yue Wang 2018-11-22 174 return devm_ioremap(dev, res->start, resource_size(res));
c882cdc75 Yue Wang 2018-11-22 175 }
c882cdc75 Yue Wang 2018-11-22 176
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