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| author | Ben Dooks <ben.dooks@codethink.co.uk> | 2014-02-18 11:10:51 +0900 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2014-02-18 13:16:55 -0700 |
| commit | ed65b78881c713b41051310780f94bde3c010db9 (patch) | |
| tree | 8aaceecf359f1bdcb000d373305b49efea81e4b3 /drivers/pci/host/pci-rcar-gen2.c | |
| parent | 38dbfb59d1175ef458d006556061adeaa8751b72 (diff) | |
| download | linux-ed65b78881c713b41051310780f94bde3c010db9.tar.gz linux-ed65b78881c713b41051310780f94bde3c010db9.tar.bz2 linux-ed65b78881c713b41051310780f94bde3c010db9.zip | |
PCI: rcar: Check platform_get_irq() return code
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>
Diffstat (limited to 'drivers/pci/host/pci-rcar-gen2.c')
| -rw-r--r-- | drivers/pci/host/pci-rcar-gen2.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/host/pci-rcar-gen2.c b/drivers/pci/host/pci-rcar-gen2.c index ceec147baec3..201e4a450340 100644 --- a/drivers/pci/host/pci-rcar-gen2.c +++ b/drivers/pci/host/pci-rcar-gen2.c @@ -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); } |