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-rw-r--r--drivers/acpi/namespace/nsxfeval.c2
-rw-r--r--include/acpi/acpixf.h2
-rw-r--r--include/acpi/acstruct.h2
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/namespace/nsxfeval.c b/drivers/acpi/namespace/nsxfeval.c
index ab65b2c2560..f39fbc6b923 100644
--- a/drivers/acpi/namespace/nsxfeval.c
+++ b/drivers/acpi/namespace/nsxfeval.c
@@ -540,7 +540,7 @@ acpi_ns_get_device_callback(acpi_handle obj_handle,
******************************************************************************/
acpi_status
-acpi_get_devices(char *HID,
+acpi_get_devices(const char *HID,
acpi_walk_callback user_function,
void *context, void **return_value)
{
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index b5cca5daa34..3d7ab9e0c9f 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -130,7 +130,7 @@ acpi_walk_namespace(acpi_object_type type,
void *context, void **return_value);
acpi_status
-acpi_get_devices(char *HID,
+acpi_get_devices(const char *HID,
acpi_walk_callback user_function,
void *context, void **return_value);
diff --git a/include/acpi/acstruct.h b/include/acpi/acstruct.h
index aeb4498e5e0..88482655407 100644
--- a/include/acpi/acstruct.h
+++ b/include/acpi/acstruct.h
@@ -146,7 +146,7 @@ struct acpi_init_walk_info {
struct acpi_get_devices_info {
acpi_walk_callback user_function;
void *context;
- char *hid;
+ const char *hid;
};
union acpi_aml_operands {