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path: root/drivers/gpio/gpio-em.c
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Diffstat (limited to 'drivers/gpio/gpio-em.c')
-rw-r--r--drivers/gpio/gpio-em.c28
1 files changed, 9 insertions, 19 deletions
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c
index 18937a9b1a14..40f8c38bec1c 100644
--- a/drivers/gpio/gpio-em.c
+++ b/drivers/gpio/gpio-em.c
@@ -282,10 +282,8 @@ static int em_gio_probe(struct platform_device *pdev)
int ret;
p = devm_kzalloc(&pdev->dev, sizeof(*p), GFP_KERNEL);
- if (!p) {
- ret = -ENOMEM;
- goto err0;
- }
+ if (!p)
+ return -ENOMEM;
p->pdev = pdev;
platform_set_drvdata(pdev, p);
@@ -298,28 +296,22 @@ static int em_gio_probe(struct platform_device *pdev)
if (!io[0] || !io[1] || !irq[0] || !irq[1]) {
dev_err(&pdev->dev, "missing IRQ or IOMEM\n");
- ret = -EINVAL;
- goto err0;
+ return -EINVAL;
}
p->base0 = devm_ioremap_nocache(&pdev->dev, io[0]->start,
resource_size(io[0]));
- if (!p->base0) {
- ret = -ENOMEM;
- goto err0;
- }
+ if (!p->base0)
+ return -ENOMEM;
p->base1 = devm_ioremap_nocache(&pdev->dev, io[1]->start,
resource_size(io[1]));
- if (!p->base1) {
- ret = -ENOMEM;
- goto err0;
- }
+ if (!p->base1)
+ return -ENOMEM;
if (of_property_read_u32(pdev->dev.of_node, "ngpios", &ngpios)) {
dev_err(&pdev->dev, "Missing ngpios OF property\n");
- ret = -EINVAL;
- goto err0;
+ return -EINVAL;
}
gpio_chip = &p->gpio_chip;
@@ -349,9 +341,8 @@ static int em_gio_probe(struct platform_device *pdev)
p->irq_domain = irq_domain_add_simple(pdev->dev.of_node, ngpios, 0,
&em_gio_irq_domain_ops, p);
if (!p->irq_domain) {
- ret = -ENXIO;
dev_err(&pdev->dev, "cannot initialize irq domain\n");
- goto err0;
+ return -ENXIO;
}
if (devm_request_irq(&pdev->dev, irq[0]->start,
@@ -378,7 +369,6 @@ static int em_gio_probe(struct platform_device *pdev)
err1:
irq_domain_remove(p->irq_domain);
-err0:
return ret;
}