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/smpboot_32.c b/arch/x86/kernel/smpboot_32.c
index 915ec62..7a62dce 100644
--- a/arch/x86/kernel/smpboot_32.c
+++ b/arch/x86/kernel/smpboot_32.c
@@ -132,7 +132,7 @@
  */
 void __init smp_alloc_memory(void)
 {
-	trampoline_base = (void *) alloc_bootmem_low_pages(PAGE_SIZE);
+	trampoline_base = alloc_bootmem_low_pages(PAGE_SIZE);
 	/*
 	 * Has to be in very low memory so we can execute
 	 * real-mode AP code.