[PATCH V5 7/9] of/pci: Fix pci_get_host_bridge_device leak

From: Suravee Suthikulpanit
Date: Wed Oct 28 2015 - 18:52:08 EST


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 <Suravee.Suthikulpanit@xxxxxxx>
Acked-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
drivers/of/of_pci.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/of/of_pci.c b/drivers/of/of_pci.c
index 5751dc5..a2f510c 100644
--- a/drivers/of/of_pci.c
+++ b/drivers/of/of_pci.c
@@ -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);
--
2.1.0

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