[PATCH 4.14 01/42] Revert "ACPICA: Fix memory leak caused by _CID repair function"

Greg Kroah-Hartman
2021-08-13T15:11:22Z

From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

commit 6511a8b5b7a65037340cd8ee91a377811effbc83 upstream.

Revert commit c27bac0314131 ("ACPICA: Fix memory leak caused by _CID
repair function") which is reported to cause a boot issue on Acer
Swift 3 (SF314-51).

Reported-by: Adrien Precigout <dev@asdrip.fr>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/acpi/acpica/nsrepair2.c | 7 -------
1 file changed, 7 deletions(-)

--- a/drivers/acpi/acpica/nsrepair2.c
+++ b/drivers/acpi/acpica/nsrepair2.c
@@ -409,13 +409,6 @@ acpi_ns_repair_CID(struct acpi_evaluate_

(*element_ptr)->common.reference_count =
original_ref_count;
-
- /*
- * The original_element holds a reference from the package object
- * that represents _HID. Since a new element was created by _HID,
- * remove the reference from the _CID package.
- */
- acpi_ut_remove_reference(original_element);
}

element_ptr++;