4.15-stable review patch. If anyone has any objections, please let me know.
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From: Alexey Khoroshilov khoroshilov@ispras.ru
[ Upstream commit 0be86969ae385c5c944286bd9f66068525de15ee ]
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 Signed-off-by: Zhang Rui rui.zhang@intel.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/thermal/int340x_thermal/int3400_thermal.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
--- 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
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);