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PCI: xilinx: Free bridge resource list on failure

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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>
This commit is contained in:
Bjorn Helgaas 2016-05-31 11:49:14 -05:00
parent 0ccb7eefeb
commit c41be7a695
1 changed files with 8 additions and 3 deletions
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11
drivers/pci/host/pcie-xilinx.c
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@ -660,7 +660,6 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
struct xilinx_pcie_port *port;
struct device *dev = &pdev->dev;
struct pci_bus *bus;
int err;
resource_size_t iobase = 0;
LIST_HEAD(res);
@ -696,8 +695,10 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
}
bus = pci_create_root_bus(&pdev->dev, 0,
&xilinx_pcie_ops, port, &res);
if (!bus)
return -ENOMEM;
if (!bus) {
err = -ENOMEM;
goto error;
}
#ifdef CONFIG_PCI_MSI
xilinx_pcie_msi_chip.dev = port->dev;
@ -712,6 +713,10 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, port);
return 0;
error:
pci_free_resource_list(&res);
return err;
}
/**