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| author | Miaoqian Lin <linmq006@gmail.com> | 2023-01-02 12:24:56 +0400 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2023-01-09 15:13:15 +0100 |
| commit | dcef18c8ac40aa85bb339f64c1dd31dd458b06fb (patch) | |
| tree | 0258c0dbe4466f42a70184130613351dece7f1c4 /drivers/pinctrl/stm32 | |
| parent | a7cc0e2685082a0d79baec02df184dfa83cbfac3 (diff) | |
pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain
of_irq_find_parent() returns a node pointer with refcount incremented,
We should use of_node_put() on it when not needed anymore.
Add missing of_node_put() to avoid refcount leak.
Fixes: d86f4d71e42a ("pinctrl: stm32: check irq controller availability at probe")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20230102082503.3944927-1-linmq006@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/stm32')
| -rw-r--r-- | drivers/pinctrl/stm32/pinctrl-stm32.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index 1cddca506ad7..cb33a23ab0c1 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -1382,6 +1382,7 @@ 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); |