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PCI: rcar: Check platform_get_irq() return code

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The current code does not check the return from platform_get_irq() so add
an error check and return if this call does fail.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Ben Dooks 2014-02-18 11:10:51 +09:00 committed by Bjorn Helgaas
parent 38dbfb59d1
commit ed65b78881
1 changed files with 5 additions and 0 deletions
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5
drivers/pci/host/pci-rcar-gen2.c
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@ -308,6 +308,11 @@ static int __init rcar_pci_probe(struct platform_device *pdev)
priv->reg = reg;
priv->dev = &pdev->dev;
if (priv->irq < 0) {
dev_err(&pdev->dev, "no valid irq found\n");
return priv->irq;
}
return rcar_pci_add_controller(priv);
}