diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c
index 07713d64deb..ed5274a5bb0 100644
--- a/arch/x86/kernel/xsave.c
+++ b/arch/x86/kernel/xsave.c
@@ -272,7 +272,7 @@ void __cpuinit xsave_init(void)
 /*
  * setup the xstate image representing the init state
  */
-void setup_xstate_init(void)
+static void __init setup_xstate_init(void)
 {
 	init_xstate_buf = alloc_bootmem(xstate_size);
 	init_xstate_buf->i387.mxcsr = MXCSR_DEFAULT;