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| author | Wen Yang <wen.yang99@zte.com.cn> | 2019-04-12 14:02:22 +0800 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2019-04-23 10:59:47 +0200 |
| commit | 44b9f86cd41db6c522effa5aec251d664a52fbc0 (patch) | |
| tree | b73d5474ade6a31d7d49fbe1411ed3066a998c27 /drivers/pinctrl/samsung | |
| parent | a7672c4a3f2957bccc61b126dfc571a41c32aaf0 (diff) | |
pinctrl: samsung: fix leaked of_node references
The call to of_find_compatible_node returns a node pointer with refcount
incremented thus it must be explicitly decremented after the last
usage.
Detected by coccinelle with the following warnings:
./drivers/pinctrl/samsung/pinctrl-exynos-arm.c:76:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 66, but without a corresponding object release within this function.
./drivers/pinctrl/samsung/pinctrl-exynos-arm.c:82:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 66, but without a corresponding object release within this function.
Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Sylwester Nawrocki <s.nawrocki@samsung.com>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: linux-samsung-soc@vger.kernel.org
Cc: linux-gpio@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/samsung')
| -rw-r--r-- | drivers/pinctrl/samsung/pinctrl-exynos-arm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c index 44c6b753f692..85ddf49a5188 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c @@ -71,6 +71,7 @@ s5pv210_retention_init(struct samsung_pinctrl_drv_data *drvdata, } clk_base = of_iomap(np, 0); + of_node_put(np); if (!clk_base) { pr_err("%s: failed to map clock registers\n", __func__); return ERR_PTR(-EINVAL); |