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of/pci: Fix pci_get_host_bridge_device leak

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In case of error, the current code return w/o calling
pci_put_host_bridge_device. This patch fixes this.

Signed-off-by: Suravee Suthikulpanit <[email protected]>
Acked-by: Bjorn Helgaas <[email protected]>
Reviewed-by: Hanjun Guo <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Suthikulpanit, Suravee 2015-10-28 15:50:52 -07:00 • committed by Rafael J. Wysocki
commit 37efbe20fb
1 changed files with 2 additions and 3 deletions
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5
drivers/of/of_pci.c
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@ -129,10 +129,9 @@ void of_pci_dma_configure(struct pci_dev *pci_dev)
struct device *dev = &pci_dev->dev;
struct device *bridge = pci_get_host_bridge_device(pci_dev);
if (!bridge->parent)
return;
if (bridge->parent)
of_dma_configure(dev, bridge->parent->of_node);
of_dma_configure(dev, bridge->parent->of_node);
pci_put_host_bridge_device(bridge);
}
EXPORT_SYMBOL_GPL(of_pci_dma_configure);