From: Krzysztof Kozlowski <krzk@kernel.org>
To: Kyungmin Park <kyungmin.park@samsung.com>,
Sylwester Nawrocki <s.nawrocki@samsung.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Kukjin Kim <kgene@kernel.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
linux-media@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] [media] exynos4-is: Add missing of_node_put to fix reference leaks
Date: Sun, 5 May 2019 17:11:09 +0200 [thread overview]
Message-ID: <20190505151109.4361-1-krzk@kernel.org> (raw)
Drop the reference to "parallel-ports" and remote endpoint's parent
nodes obtained previously with of_get_child_by_name() and
of_get_parent() respectively.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
drivers/media/platform/exynos4-is/media-dev.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index 463f2d84553e..d1d5041cdae5 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -449,6 +449,7 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd,
pd->fimc_bus_type = FIMC_BUS_TYPE_ISP_WRITEBACK;
else
pd->fimc_bus_type = pd->sensor_bus_type;
+ of_node_put(np);
if (WARN_ON(index >= ARRAY_SIZE(fmd->sensor))) {
of_node_put(rem);
@@ -474,7 +475,8 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd,
static int fimc_md_register_sensor_entities(struct fimc_md *fmd)
{
struct device_node *parent = fmd->pdev->dev.of_node;
- struct device_node *node, *ports;
+ struct device_node *ports = NULL;
+ struct device_node *node;
int index = 0;
int ret;
@@ -523,12 +525,14 @@ static int fimc_md_register_sensor_entities(struct fimc_md *fmd)
}
index++;
}
+ of_node_put(ports);
rpm_put:
pm_runtime_put(fmd->pmf);
return 0;
cleanup:
+ of_node_put(ports);
v4l2_async_notifier_cleanup(&fmd->subdev_notifier);
pm_runtime_put(fmd->pmf);
return ret;
--
2.17.1
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reply other threads:[~2019-05-05 15:11 UTC|newest]
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