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ACPI: EC: Put the ACPI table after using it

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The embedded controller boot resources table needs to be
released after using it.

Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
[ rjw: avoid adding a label in acpi_ec_ecdt_start() ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Hanjun Guo 2020-05-07 17:09:19 +08:00 committed by Rafael J. Wysocki
parent 11c7bdffc7
commit f900bf4951
1 changed files with 12 additions and 8 deletions
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20
drivers/acpi/ec.c
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@ -1783,13 +1783,14 @@ static void __init acpi_ec_ecdt_start(void)
return;
status = acpi_get_handle(NULL, ecdt_ptr->id, &handle);
if (ACPI_FAILURE(status))
return;
if (ACPI_SUCCESS(status)) {
boot_ec->handle = handle;
boot_ec->handle = handle;
/* Add a special ACPI device object to represent the boot EC. */
acpi_bus_register_early_device(ACPI_BUS_TYPE_ECDT_EC);
}
/* Add a special ACPI device object to represent the boot EC. */
acpi_bus_register_early_device(ACPI_BUS_TYPE_ECDT_EC);
acpi_put_table((struct acpi_table_header *)ecdt_ptr);
}
/*
@ -1891,12 +1892,12 @@ void __init acpi_ec_ecdt_probe(void)
* Asus X50GL:
* https://bugzilla.kernel.org/show_bug.cgi?id=11880
*/
return;
goto out;
}
ec = acpi_ec_alloc();
if (!ec)
return;
goto out;
if (EC_FLAGS_CORRECT_ECDT) {
ec->command_addr = ecdt_ptr->data.address;
@ -1922,13 +1923,16 @@ void __init acpi_ec_ecdt_probe(void)
ret = acpi_ec_setup(ec, NULL);
if (ret) {
acpi_ec_free(ec);
return;
goto out;
}
boot_ec = ec;
boot_ec_is_ecdt = true;
pr_info("Boot ECDT EC used to handle transactions\n");
out:
acpi_put_table((struct acpi_table_header *)ecdt_ptr);
}
#ifdef CONFIG_PM_SLEEP