From: Pan Bian <bianpan2016@163.com>
To: Krzysztof Kozlowski <krzk@kernel.org>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
Lee Jones <lee.jones@linaro.org>
Cc: linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
Pan Bian <bianpan2016@163.com>
Subject: [PATCH] regulator: s5m8767: Fix reference count leak
Date: Wed, 20 Jan 2021 19:27:56 -0800 [thread overview]
Message-ID: <20210121032756.49501-1-bianpan2016@163.com> (raw)
Call of_node_put() to drop references of regulators_np and reg_np before
returning error code.
Fixes: 9ae5cc75ceaa ("regulator: s5m8767: Pass descriptor instead of GPIO number")
Signed-off-by: Pan Bian <bianpan2016@163.com>
---
drivers/regulator/s5m8767.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index 3fa472127e9a..48dd95b3ff45 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -573,10 +573,13 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
"s5m8767,pmic-ext-control",
GPIOD_OUT_HIGH | GPIOD_FLAGS_BIT_NONEXCLUSIVE,
"s5m8767");
- if (PTR_ERR(rdata->ext_control_gpiod) == -ENOENT)
+ if (PTR_ERR(rdata->ext_control_gpiod) == -ENOENT) {
rdata->ext_control_gpiod = NULL;
- else if (IS_ERR(rdata->ext_control_gpiod))
+ } else if (IS_ERR(rdata->ext_control_gpiod)) {
+ of_node_put(reg_np);
+ of_node_put(regulators_np);
return PTR_ERR(rdata->ext_control_gpiod);
+ }
rdata->id = i;
rdata->initdata = of_get_regulator_init_data(
--
2.17.1
next reply other threads:[~2021-01-21 4:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-21 3:27 Pan Bian [this message]
2021-01-21 15:54 ` [PATCH] regulator: s5m8767: Fix reference count leak Krzysztof Kozlowski
2021-01-21 19:40 ` Mark Brown
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