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-rw-r--r--drivers/pinctrl/nomadik/pinctrl-nomadik.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c
index 4cc2c47f8778..ec02739bd21b 100644
--- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c
+++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c
@@ -1056,17 +1056,22 @@ static struct nmk_gpio_chip *nmk_gpio_populate_chip(struct device_node *np,
}
if (of_property_read_u32(np, "gpio-bank", &id)) {
dev_err(&pdev->dev, "populate: gpio-bank property not found\n");
+ platform_device_put(gpio_pdev);
return ERR_PTR(-EINVAL);
}
/* Already populated? */
nmk_chip = nmk_gpio_chips[id];
- if (nmk_chip)
+ if (nmk_chip) {
+ platform_device_put(gpio_pdev);
return nmk_chip;
+ }
nmk_chip = devm_kzalloc(&pdev->dev, sizeof(*nmk_chip), GFP_KERNEL);
- if (!nmk_chip)
+ if (!nmk_chip) {
+ platform_device_put(gpio_pdev);
return ERR_PTR(-ENOMEM);
+ }
nmk_chip->bank = id;
chip = &nmk_chip->chip;
@@ -1077,13 +1082,17 @@ static struct nmk_gpio_chip *nmk_gpio_populate_chip(struct device_node *np,
res = platform_get_resource(gpio_pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(base))
+ if (IS_ERR(base)) {
+ platform_device_put(gpio_pdev);
return ERR_CAST(base);
+ }
nmk_chip->addr = base;
clk = clk_get(&gpio_pdev->dev, NULL);
- if (IS_ERR(clk))
+ if (IS_ERR(clk)) {
+ platform_device_put(gpio_pdev);
return (void *) clk;
+ }
clk_prepare(clk);
nmk_chip->clk = clk;