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ACPICA: iasl: handle empty connection_node

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[ Upstream commit a0a2459b79414584af6c46dd8c6f866d8f1aa421 ]

ACPICA commit 6c551e2c9487067d4b085333e7fe97e965a11625

Link: https://github.com/acpica/acpica/commit/6c551e2c
Signed-off-by: Aleksandrs Vinarskis <alex.vinarskis@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Aleksandrs Vinarskis
2024-08-11 23:33:44 +02:00
committed by Greg Kroah-Hartman
parent 09e4ae353c
commit ea69502703
1 changed files with 3 additions and 0 deletions
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3
drivers/acpi/acpica/exprep.c
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@@ -437,6 +437,9 @@ acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info)
if (info->connection_node) { if (info->connection_node) {
second_desc = info->connection_node->object; second_desc = info->connection_node->object;
if (second_desc == NULL) {
break;
}
if (!(second_desc->common.flags & AOPOBJ_DATA_VALID)) { if (!(second_desc->common.flags & AOPOBJ_DATA_VALID)) {
status = status =
acpi_ds_get_buffer_arguments(second_desc); acpi_ds_get_buffer_arguments(second_desc);