[Xen-changelog] [xen-unstable] [IA64] HMVOP_get_param return parameter value

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User awilliam@xxxxxxxxxxx
# Node ID 37b25baa3a757db532d24eef71e4abfa1f31cedf
# Parent  d42e9a6f537883c707ee5f7dd2a2c980881934c8
[IA64] HMVOP_get_param return parameter value

HMVOP_get_param return parameter value within the provided
parameter struct for IPF

Signed-off-by: Tsunehisa Doi <Doi.Tsunehisa@xxxxxxxxxxxxxx>
Signed-off-by: Tomonari Horikoshi <t.horikoshi@xxxxxxxxxxxxxx>
---
 xen/arch/ia64/vmx/vmx_hypercall.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diff -r d42e9a6f5378 -r 37b25baa3a75 xen/arch/ia64/vmx/vmx_hypercall.c
--- a/xen/arch/ia64/vmx/vmx_hypercall.c Fri Aug 18 15:01:04 2006 -0600
+++ b/xen/arch/ia64/vmx/vmx_hypercall.c Tue Aug 22 14:40:48 2006 -0600
@@ -59,21 +59,23 @@ do_hvm_op(unsigned long op, XEN_GUEST_HA
         }
         else if (IS_PRIV(current->domain)) {
             d = find_domain_by_id(a.domid);
-            if (!d)
+            if (d == NULL)
                 return -ESRCH;
         }
         else
             return -EPERM;
 
         if (op == HVMOP_set_param) {
+            d->arch.hvm_domain.params[a.index] = a.value;
             rc = 0;
-            d->arch.hvm_domain.params[a.index] = a.value;
         }
-        else
-            rc = d->arch.hvm_domain.params[a.index];
+        else {
+            a.value = d->arch.hvm_domain.params[a.index];
+            rc = copy_to_guest(arg, &a, 1) ? -EFAULT : 0;
+        }
 
         put_domain(d);
-        return rc;
+        break;
     }
 
     default:

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