x86/xen: add FRAME_END to xen_hypercall_hvm()

xen_hypercall_hvm() is missing a FRAME_END at the end, add it.

Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Fixes: b4845bb ("x86/xen: add central hypercall functions")
Signed-off-by: Juergen Gross <[email protected]>
Reviewed-by: Jan Beulich <[email protected]>
Reviewed-by: Andrew Cooper <[email protected]>
Signed-off-by: Juergen Gross <[email protected]>

Author: jgross1

arch/x86/xen/xen-head.S

@@ -132,6 +132,7 @@ SYM_FUNC_START(xen_hypercall_hvm)
 	pop %rcx
 	pop %rax
 #endif
+	FRAME_END
 	/* Use correct hypercall function. */
 	jz xen_hypercall_amd
 	jmp xen_hypercall_intel