There is a lock unbalanced exit path in acpi_ds_initialize_method(),
this patch corrects it. Lv Zheng.
Fixes: 441ad11d078f ("ACPICA: Dispatcher: Fix a mutex issue for method auto serialization")
Tested-by: Imre Deak <imre.deak@xxxxxxxxx>
Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx>
---
drivers/acpi/acpica/dsmethod.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index c4028a8..5997e59 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -128,7 +128,7 @@ acpi_ds_auto_serialize_method(struct acpi_namespace_node *node,
if (ACPI_FAILURE(status)) {
acpi_ds_delete_walk_state(walk_state);
acpi_ps_free_op(op);
- return_ACPI_STATUS(status);
+ goto unlock;
}
walk_state->descending_callback = acpi_ds_detect_named_opcodes;
--
2.7.4
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