From 990ea04ebedf543156dc2afa980061eb6645c390 Mon Sep 17 00:00:00 2001
From: Andrew Cooper <andrew.cooper3@citrix.com>
Date: Mon, 2 Nov 2015 15:34:01 +0100
Subject: [PATCH] x86/mm: return -ESRCH for an invalid foreign domid

For consistency with all other invalid domid handling.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: George Dunlap <george.dunlap@citrix.com>
---
 xen/arch/x86/mm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c
index b65c3a51e2..92df36fa19 100644
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -3544,7 +3544,7 @@ long do_mmu_update(
     {
         /* Pagetables belong to a foreign domain (PFD). */
         if ( (pt_owner = rcu_lock_domain_by_id(pt_dom - 1)) == NULL )
-            return -EINVAL;
+            return -ESRCH;
 
         if ( pt_owner == d )
             rcu_unlock_domain(pt_owner);
-- 
2.30.2