x86: remove unneded casts

x86: remove unneeded casts

Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/kernel/cpu/cpufreq/longhaul.c b/arch/x86/kernel/cpu/cpufreq/longhaul.c
index 749d00c..06fcce5 100644
--- a/arch/x86/kernel/cpu/cpufreq/longhaul.c
+++ b/arch/x86/kernel/cpu/cpufreq/longhaul.c
@@ -694,7 +694,7 @@
 	if ( acpi_bus_get_device(obj_handle, &d) ) {
 		return 0;
 	}
-	*return_value = (void *)acpi_driver_data(d);
+	*return_value = acpi_driver_data(d);
 	return 1;
 }