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PCI: mvebu: Use of_get_available_child_count()

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Rather than open-coding of_get_available_child_count(), use the provided
helper instead.

Tested-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> (Armada XP GP)
Tested-by: Andrew Lunn <andrew@lunn.ch> (Kirkwood DIR665)
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Russell King 2015-09-23 18:17:37 +01:00 committed by Bjorn Helgaas
parent 79e3f6ce16
commit 7de36cd574
1 changed files with 3 additions and 8 deletions
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11
drivers/pci/host/pci-mvebu.c
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@ -933,7 +933,7 @@ static int mvebu_pcie_probe(struct platform_device *pdev)
struct mvebu_pcie *pcie;
struct device_node *np = pdev->dev.of_node;
struct device_node *child;
int i, ret;
int num, i, ret;
pcie = devm_kzalloc(&pdev->dev, sizeof(struct mvebu_pcie),
GFP_KERNEL);
@ -969,14 +969,9 @@ static int mvebu_pcie_probe(struct platform_device *pdev)
return ret;
}
i = 0;
for_each_child_of_node(pdev->dev.of_node, child) {
if (!of_device_is_available(child))
continue;
i++;
}
num = of_get_available_child_count(pdev->dev.of_node);
pcie->ports = devm_kzalloc(&pdev->dev, i *
pcie->ports = devm_kzalloc(&pdev->dev, num *
sizeof(struct mvebu_pcie_port),
GFP_KERNEL);
if (!pcie->ports)