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| author | Bjorn Helgaas <bhelgaas@google.com> | 2016-05-31 11:26:01 -0500 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2016-06-20 14:06:06 -0500 |
| commit | 0bb01307557ca5042fb96bc5261b847a68203ba2 (patch) | |
| tree | f558613c2cc65cd7a76975ef973c61fae690204a /drivers/pci | |
| parent | 93a5b5e5876e45096d0e448bbdc4cf715f2f346e (diff) | |
| download | linux-0bb01307557ca5042fb96bc5261b847a68203ba2.tar.gz linux-0bb01307557ca5042fb96bc5261b847a68203ba2.tar.bz2 linux-0bb01307557ca5042fb96bc5261b847a68203ba2.zip | |
PCI: xilinx-nwl: Free bridge resource list on failure
of_pci_get_host_bridge_resources() allocates a list of resources for host
bridge windows. If we fail after allocating that list, free it before we
return error.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/host/pcie-xilinx-nwl.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/pci/host/pcie-xilinx-nwl.c b/drivers/pci/host/pcie-xilinx-nwl.c index 3479d30e2be8..506da7bacf1d 100644 --- a/drivers/pci/host/pcie-xilinx-nwl.c +++ b/drivers/pci/host/pcie-xilinx-nwl.c @@ -832,20 +832,22 @@ static int nwl_pcie_probe(struct platform_device *pdev) err = nwl_pcie_init_irq_domain(pcie); if (err) { dev_err(pcie->dev, "Failed creating IRQ Domain\n"); - return err; + goto error; } bus = pci_create_root_bus(&pdev->dev, pcie->root_busno, &nwl_pcie_ops, pcie, &res); - if (!bus) - return -ENOMEM; + if (!bus) { + err = -ENOMEM; + goto error; + } if (IS_ENABLED(CONFIG_PCI_MSI)) { err = nwl_pcie_enable_msi(pcie, bus); if (err < 0) { dev_err(&pdev->dev, "failed to enable MSI support: %d\n", err); - return err; + goto error; } } pci_scan_child_bus(bus); @@ -855,6 +857,10 @@ static int nwl_pcie_probe(struct platform_device *pdev) pci_bus_add_devices(bus); platform_set_drvdata(pdev, pcie); return 0; + +error: + pci_free_resource_list(&res); + return err; } static int nwl_pcie_remove(struct platform_device *pdev) |