From: Hanjun Guo guohanjun@huawei.com
commit 9a2e849fb6de471b82d19989a7944d3b7671793c upstream.
config_item_put() should be called in the drop_item callback, to decrement refcount for the config item.
Fixes: 772bf1e2878ec ("ACPI: configfs: Unload SSDT on configfs entry removal") Signed-off-by: Hanjun Guo guohanjun@huawei.com [ rjw: Subject edit ] Cc: 4.13+ stable@vger.kernel.org # 4.13+ Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/acpi/acpi_configfs.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/acpi/acpi_configfs.c +++ b/drivers/acpi/acpi_configfs.c @@ -228,6 +228,7 @@ static void acpi_table_drop_item(struct
ACPI_INFO(("Host-directed Dynamic ACPI Table Unload")); acpi_unload_table(table->index); + config_item_put(cfg); }
static struct configfs_group_operations acpi_table_group_ops = {