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path: root/drivers/acpi/bus.c
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Diffstat (limited to 'drivers/acpi/bus.c')
-rw-r--r--drivers/acpi/bus.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index e3e0bd0c5a50..20cdfb37da79 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -682,7 +682,7 @@ bool acpi_device_is_first_physical_node(struct acpi_device *adev,
* resources available from it but they will be matched normally using functions
* provided by their bus types (and analogously for their modalias).
*/
-struct acpi_device *acpi_companion_match(const struct device *dev)
+const struct acpi_device *acpi_companion_match(const struct device *dev)
{
struct acpi_device *adev;
@@ -706,7 +706,7 @@ struct acpi_device *acpi_companion_match(const struct device *dev)
* identifiers and a _DSD object with the "compatible" property, use that
* property to match against the given list of identifiers.
*/
-static bool acpi_of_match_device(struct acpi_device *adev,
+static bool acpi_of_match_device(const struct acpi_device *adev,
const struct of_device_id *of_match_table,
const struct of_device_id **of_id)
{
@@ -808,7 +808,7 @@ static bool __acpi_match_device_cls(const struct acpi_device_id *id,
return true;
}
-static bool __acpi_match_device(struct acpi_device *device,
+static bool __acpi_match_device(const struct acpi_device *device,
const struct acpi_device_id *acpi_ids,
const struct of_device_id *of_ids,
const struct acpi_device_id **acpi_id,