diff --git a/arch/x86/xen/xen-asm_64.S b/arch/x86/xen/xen-asm_64.S
index cc8acc410ddb81d9c3a86b87c0b11f96b29c4bb4..c3df43141e7064477b1d2da432e7f8d0d81ea3f2 100644
--- a/arch/x86/xen/xen-asm_64.S
+++ b/arch/x86/xen/xen-asm_64.S
@@ -26,6 +26,7 @@ ENTRY(xen_adjust_exception_frame)
 	mov 8+0(%rsp), %rcx
 	mov 8+8(%rsp), %r11
 	ret $16
+ENDPROC(xen_adjust_exception_frame)
 
 hypercall_iret = hypercall_page + __HYPERVISOR_iret * 32
 /*