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-rw-r--r--drivers/acpi/ec.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 62068a5e814f..ae3d6d152633 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1741,7 +1741,7 @@ error:
* functioning ECDT EC first in order to handle the events.
* https://bugzilla.kernel.org/show_bug.cgi?id=115021
*/
-int __init acpi_ec_ecdt_start(void)
+static int __init acpi_ec_ecdt_start(void)
{
acpi_handle handle;
@@ -2003,20 +2003,17 @@ static inline void acpi_ec_query_exit(void)
int __init acpi_ec_init(void)
{
int result;
+ int ecdt_fail, dsdt_fail;
/* register workqueue for _Qxx evaluations */
result = acpi_ec_query_init();
if (result)
- goto err_exit;
- /* Now register the driver for the EC */
- result = acpi_bus_register_driver(&acpi_ec_driver);
- if (result)
- goto err_exit;
+ return result;
-err_exit:
- if (result)
- acpi_ec_query_exit();
- return result;
+ /* Drivers must be started after acpi_ec_query_init() */
+ ecdt_fail = acpi_ec_ecdt_start();
+ dsdt_fail = acpi_bus_register_driver(&acpi_ec_driver);
+ return ecdt_fail && dsdt_fail ? -ENODEV : 0;
}
/* EC driver currently not unloadable */