diff mbox

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

Message ID 20140213030312.10398.47163.sendpatchset@w520 (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Magnus Damm Feb. 13, 2014, 3:03 a.m. UTC 
From: Ben Dooks <ben.dooks@codethink.co.uk>

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>
---

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

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diff mbox

Patch

--- 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);
 }