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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-27 07:13:33 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-27 07:13:33 -0700
commite372dc6c62bf0246a07f3291a26c562cc8659fbd (patch)
treec7039c1d1005b80e427761ba768d7697ae4a0b72 /drivers/gpio/gpio-langwell.c
parent5d4121c04b3577e37e389b3553d442f44bb346d7 (diff)
parentfea7a08acb13524b47711625eebea40a0ede69a0 (diff)
downloadop-kernel-dev-e372dc6c62bf0246a07f3291a26c562cc8659fbd.zip
op-kernel-dev-e372dc6c62bf0246a07f3291a26c562cc8659fbd.tar.gz
Merge 3.6-rc3 into tty-next
This picks up all of the different fixes in Linus's tree that we also need here. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 a1c8754..202a992 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);
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