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Subject[PATCH] thermal: int3400_thermal: fix error handling in int3400_thermal_probe()
Date
There are resources that are not dealocated on failure path
in int3400_thermal_probe().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
---
drivers/thermal/int340x_thermal/int3400_thermal.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/thermal/int340x_thermal/int3400_thermal.c b/drivers/thermal/int340x_thermal/int3400_thermal.c
index 8ee38f55c7f3..43b90fd577e4 100644
--- a/drivers/thermal/int340x_thermal/int3400_thermal.c
+++ b/drivers/thermal/int340x_thermal/int3400_thermal.c
@@ -319,17 +319,21 @@ static int int3400_thermal_probe(struct platform_device *pdev)

result = sysfs_create_group(&pdev->dev.kobj, &uuid_attribute_group);
if (result)
- goto free_zone;
+ goto free_rel_misc;

result = acpi_install_notify_handler(
priv->adev->handle, ACPI_DEVICE_NOTIFY, int3400_notify,
(void *)priv);
if (result)
- goto free_zone;
+ goto free_sysfs;

return 0;

-free_zone:
+free_sysfs:
+ sysfs_remove_group(&pdev->dev.kobj, &uuid_attribute_group);
+free_rel_misc:
+ if (!priv->rel_misc_dev_res)
+ acpi_thermal_rel_misc_device_remove(priv->adev->handle);
thermal_zone_device_unregister(priv->thermal);
free_art_trt:
kfree(priv->trts);
--
2.7.4
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