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path: root/drivers/acpi/dock.c
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Diffstat (limited to 'drivers/acpi/dock.c')
-rw-r--r--drivers/acpi/dock.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index 05ea4be01a83..ca86c1ce7c8a 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -441,7 +441,7 @@ static void handle_dock(struct dock_station *ds, int dock)
acpi_status status;
struct acpi_object_list arg_list;
union acpi_object arg;
- struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+ unsigned long long value;
acpi_handle_info(ds->handle, "%s\n", dock ? "docking" : "undocking");
@@ -450,12 +450,10 @@ static void handle_dock(struct dock_station *ds, int dock)
arg_list.pointer = &arg;
arg.type = ACPI_TYPE_INTEGER;
arg.integer.value = dock;
- status = acpi_evaluate_object(ds->handle, "_DCK", &arg_list, &buffer);
+ status = acpi_evaluate_integer(ds->handle, "_DCK", &arg_list, &value);
if (ACPI_FAILURE(status) && status != AE_NOT_FOUND)
acpi_handle_err(ds->handle, "Failed to execute _DCK (0x%x)\n",
status);
-
- kfree(buffer.pointer);
}
static inline void dock(struct dock_station *ds)