diff options
Diffstat (limited to 'drivers/acpi/property.c')
| -rw-r--r-- | drivers/acpi/property.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c index e26ea209b63e..7a3194e2e090 100644 --- a/drivers/acpi/property.c +++ b/drivers/acpi/property.c @@ -943,6 +943,14 @@ struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode, const struct acpi_data_node *data = to_acpi_data_node(fwnode); struct acpi_data_node *dn; + /* + * We can have a combination of device and data nodes, e.g. with + * hierarchical _DSD properties. Make sure the adev pointer is + * restored before going through data nodes, otherwise we will + * be looking for data_nodes below the last device found instead + * of the common fwnode shared by device_nodes and data_nodes. + */ + adev = to_acpi_device_node(fwnode); if (adev) head = &adev->data.subnodes; else if (data) |