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Signed-off-by: Peng Fan --- drivers/pinctrl/stm32/pinctrl-stm32.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index 978ccdbaf3d3..ca163a91e724 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -670,7 +670,6 @@ static int stm32_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev, struct device_node *np_config, struct pinctrl_map **map, unsigned *num_maps) { - struct device_node *np; unsigned reserved_maps; int ret; @@ -678,12 +677,11 @@ static int stm32_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev, *num_maps = 0; reserved_maps = 0; - for_each_child_of_node(np_config, np) { + for_each_child_of_node_scoped(np_config, np) { ret = stm32_pctrl_dt_subnode_to_map(pctldev, np, map, &reserved_maps, num_maps); if (ret < 0) { pinctrl_utils_free_map(pctldev, *map, *num_maps); - of_node_put(np); return ret; } } @@ -1401,7 +1399,7 @@ static int stm32_gpiolib_register_bank(struct stm32_pinctrl *pctl, struct fwnode static struct irq_domain *stm32_pctrl_get_irq_domain(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; - struct device_node *parent; + struct device_node *parent __free(device_node) = NULL; struct irq_domain *domain; if (!of_property_present(np, "interrupt-parent")) @@ -1412,7 +1410,6 @@ static struct irq_domain *stm32_pctrl_get_irq_domain(struct platform_device *pde return ERR_PTR(-ENXIO); domain = irq_find_host(parent); - of_node_put(parent); if (!domain) /* domain not registered yet */ return ERR_PTR(-EPROBE_DEFER);