[xen master] vPCI: fix test harness build

[patchbot@xxxxxxx]

commit 04f25e9048c375898430a58e1c570806896252cb
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Wed May 31 16:04:30 2023 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed May 31 16:04:30 2023 +0200

    vPCI: fix test harness build
    
    The earlier commit introduced two uses of is_hardware_domain().
    
    Fixes: 465217b0f872 ("vPCI: account for hidden devices")
    Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
---
 tools/tests/vpci/emul.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/tests/vpci/emul.h b/tools/tests/vpci/emul.h
index 8c5bcadd5f..3c2f66a18f 100644
--- a/tools/tests/vpci/emul.h
+++ b/tools/tests/vpci/emul.h
@@ -82,6 +82,8 @@ typedef union {
 
 #define __hwdom_init
 
+#define is_hardware_domain(d) ((void)(d), false)
+
 #define has_vpci(d) true
 
 #define xzalloc(type) ((type *)calloc(1, sizeof(type)))
--
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