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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-09-05 13:04:34 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-09-05 13:04:34 +0800
commitfc600432cd23e35c85de2ff4468d816d6938a112 (patch)
treec191c51e4458ec31c1d8254f01e23b2e1574b6f4 /drivers/gpio/gpio-langwell.c
parentdb61550931957ee6c7dba751662919424b4344f3 (diff)
parent4cbe5a555fa58a79b6ecbb6c531b8bab0650778d (diff)
Merge tag 'v3.6-rc4' into asoc-omap
Linux 3.6-rc4
Diffstat (limited to 'drivers/gpio/gpio-langwell.c')
-rw-r--r--drivers/gpio/gpio-langwell.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-langwell.c b/drivers/gpio/gpio-langwell.c
index a1c8754f52c..202a99207b7 100644
--- a/drivers/gpio/gpio-langwell.c
+++ b/drivers/gpio/gpio-langwell.c
@@ -339,7 +339,7 @@ static int __devinit lnw_gpio_probe(struct pci_dev *pdev,
resource_size_t start, len;
struct lnw_gpio *lnw;
u32 gpio_base;
- int retval = 0;
+ int retval;
int ngpio = id->driver_data;
retval = pci_enable_device(pdev);
@@ -357,6 +357,7 @@ static int __devinit lnw_gpio_probe(struct pci_dev *pdev,
base = ioremap_nocache(start, len);
if (!base) {
dev_err(&pdev->dev, "error mapping bar1\n");
+ retval = -EFAULT;
goto err3;
}
gpio_base = *((u32 *)base + 1);
@@ -381,8 +382,10 @@ static int __devinit lnw_gpio_probe(struct pci_dev *pdev,
lnw->domain = irq_domain_add_linear(pdev->dev.of_node, ngpio,
&lnw_gpio_irq_ops, lnw);
- if (!lnw->domain)
+ if (!lnw->domain) {
+ retval = -ENOMEM;
goto err3;
+ }
lnw->reg_base = base;
lnw->chip.label = dev_name(&pdev->dev);