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r8169: use dev_err_probe in all appropriate places in rtl_init_one()
In addition to properly handling probe deferrals dev_err_probe() conveniently combines printing an error message with returning the errno. So let's use it for every error path in rtl_init_one() to simplify the code. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Simon Horman <simon.horman@corigine.com> Link: https://lore.kernel.org/r/f0596a19-d517-e301-b649-304f9247b75a@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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733b3e2765
1 changed files with 15 additions and 25 deletions
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@ -5196,44 +5196,35 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
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/* enable device (incl. PCI PM wakeup and hotplug setup) */
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/* enable device (incl. PCI PM wakeup and hotplug setup) */
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rc = pcim_enable_device(pdev);
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rc = pcim_enable_device(pdev);
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if (rc < 0) {
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if (rc < 0)
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dev_err(&pdev->dev, "enable failure\n");
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return dev_err_probe(&pdev->dev, rc, "enable failure\n");
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return rc;
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}
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if (pcim_set_mwi(pdev) < 0)
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if (pcim_set_mwi(pdev) < 0)
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dev_info(&pdev->dev, "Mem-Wr-Inval unavailable\n");
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dev_info(&pdev->dev, "Mem-Wr-Inval unavailable\n");
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/* use first MMIO region */
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/* use first MMIO region */
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region = ffs(pci_select_bars(pdev, IORESOURCE_MEM)) - 1;
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region = ffs(pci_select_bars(pdev, IORESOURCE_MEM)) - 1;
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if (region < 0) {
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if (region < 0)
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dev_err(&pdev->dev, "no MMIO resource found\n");
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return dev_err_probe(&pdev->dev, -ENODEV, "no MMIO resource found\n");
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return -ENODEV;
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}
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rc = pcim_iomap_regions(pdev, BIT(region), KBUILD_MODNAME);
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rc = pcim_iomap_regions(pdev, BIT(region), KBUILD_MODNAME);
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if (rc < 0) {
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if (rc < 0)
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dev_err(&pdev->dev, "cannot remap MMIO, aborting\n");
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return dev_err_probe(&pdev->dev, rc, "cannot remap MMIO, aborting\n");
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return rc;
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}
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tp->mmio_addr = pcim_iomap_table(pdev)[region];
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tp->mmio_addr = pcim_iomap_table(pdev)[region];
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txconfig = RTL_R32(tp, TxConfig);
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txconfig = RTL_R32(tp, TxConfig);
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if (txconfig == ~0U) {
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if (txconfig == ~0U)
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dev_err(&pdev->dev, "PCI read failed\n");
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return dev_err_probe(&pdev->dev, -EIO, "PCI read failed\n");
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return -EIO;
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}
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xid = (txconfig >> 20) & 0xfcf;
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xid = (txconfig >> 20) & 0xfcf;
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/* Identify chip attached to board */
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/* Identify chip attached to board */
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chipset = rtl8169_get_mac_version(xid, tp->supports_gmii);
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chipset = rtl8169_get_mac_version(xid, tp->supports_gmii);
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if (chipset == RTL_GIGA_MAC_NONE) {
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if (chipset == RTL_GIGA_MAC_NONE)
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dev_err(&pdev->dev, "unknown chip XID %03x, contact r8169 maintainers (see MAINTAINERS file)\n", xid);
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return dev_err_probe(&pdev->dev, -ENODEV,
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return -ENODEV;
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"unknown chip XID %03x, contact r8169 maintainers (see MAINTAINERS file)\n",
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}
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xid);
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tp->mac_version = chipset;
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tp->mac_version = chipset;
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tp->dash_type = rtl_check_dash(tp);
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tp->dash_type = rtl_check_dash(tp);
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@ -5253,10 +5244,9 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
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rtl_hw_reset(tp);
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rtl_hw_reset(tp);
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rc = rtl_alloc_irq(tp);
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rc = rtl_alloc_irq(tp);
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if (rc < 0) {
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if (rc < 0)
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dev_err(&pdev->dev, "Can't allocate interrupt\n");
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return dev_err_probe(&pdev->dev, rc, "Can't allocate interrupt\n");
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return rc;
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}
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tp->irq = pci_irq_vector(pdev, 0);
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tp->irq = pci_irq_vector(pdev, 0);
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INIT_WORK(&tp->wk.work, rtl_task);
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INIT_WORK(&tp->wk.work, rtl_task);
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