of_node_put needs to be called when the device node which is got
from of_parse_phandle has finished using.
Cc: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Cc: MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx>
Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
Cc: Kukjin Kim <kgene@xxxxxxxxxx>
Cc: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
Signed-off-by: Peter Chen <peter.chen@xxxxxxx>
---
Changes at v2:
- It should define node as pointer, kbuild test robot reports it
drivers/devfreq/exynos-bus.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c
index 2363d0a..4b4c63c 100644
--- a/drivers/devfreq/exynos-bus.c
+++ b/drivers/devfreq/exynos-bus.c
@@ -383,7 +383,7 @@ err_clk:
static int exynos_bus_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct device_node *np = dev->of_node;
+ struct device_node *node, *np = dev->of_node;
struct devfreq_dev_profile *profile;
struct devfreq_simple_ondemand_data *ondemand_data;
struct devfreq_passive_data *passive_data;
@@ -415,10 +415,13 @@ static int exynos_bus_probe(struct platform_device *pdev)
goto err;
}
- if (of_parse_phandle(dev->of_node, "devfreq", 0))
+ node = of_parse_phandle(dev->of_node, "devfreq", 0);
+ if (node) {
+ of_node_put(node);
goto passive;
- else
+ } else {
ret = exynos_bus_parent_parse_of(np, bus);
+ }
if (ret < 0)
goto err;
--
1.9.1
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