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/stacktrace.c b/arch/x86/kernel/stacktrace.c
index 4f4021b..02f0f61 100644
--- a/arch/x86/kernel/stacktrace.c
+++ b/arch/x86/kernel/stacktrace.c
@@ -24,7 +24,7 @@
 
 static void save_stack_address(void *data, unsigned long addr, int reliable)
 {
-	struct stack_trace *trace = (struct stack_trace *)data;
+	struct stack_trace *trace = data;
 	if (trace->skip > 0) {
 		trace->skip--;
 		return;