4.16-stable review patch. If anyone has any objections, please let me know.
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From: Bob Moore robert.moore@intel.com
[ Upstream commit 1c29c372b2d1d2415601041532745ce859f24126 ]
Fixes a single-object memory leak on a store-to-reference method invocation. ACPICA BZ 1439.
Signed-off-by: Bob Moore robert.moore@intel.com Signed-off-by: Erik Schmauss erik.schmauss@intel.com Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/acpi/acpica/psargs.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/drivers/acpi/acpica/psargs.c +++ b/drivers/acpi/acpica/psargs.c @@ -890,6 +890,10 @@ acpi_ps_get_next_arg(struct acpi_walk_st ACPI_POSSIBLE_METHOD_CALL);
if (arg->common.aml_opcode == AML_INT_METHODCALL_OP) { + + /* Free method call op and corresponding namestring sub-ob */ + + acpi_ps_free_op(arg->common.value.arg); acpi_ps_free_op(arg); arg = NULL; walk_state->arg_count = 1;