[PATCH 01/08] PCI: rcar: check platform_get_irq() return code

[Magnus Damm]

From: Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx>

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@xxxxxxxxxxxxxxx>
Signed-off-by: Magnus Damm <damm@xxxxxxxxxxxxx>
---

 drivers/pci/host/pci-rcar-gen2.c |    5 +++++
 1 file changed, 5 insertions(+)

--- 0001/drivers/pci/host/pci-rcar-gen2.c
+++ work/drivers/pci/host/pci-rcar-gen2.c	2014-02-13 09:41:55.000000000 +0900
@@ -308,6 +308,11 @@ static int __init rcar_pci_probe(struct
 	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);
 }
 
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