[PATCH] qemu: Do not fail virConnectCompareCPU if host CPU is not known

[Jiri Denemark <jdenemar@xxxxxxxxxx>]

When host CPU could not be properly detected, virConnectCompareCPU will
just report that any CPU is incompatible with host CPU instead of
failing.
---
 src/qemu/qemu_driver.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index dc04d13..6d3b8d5 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -9419,8 +9419,8 @@ qemuCPUCompare(virConnectPtr conn,
     qemuDriverLock(driver);
 
     if (!driver->caps || !driver->caps->host.cpu) {
-        qemuReportError(VIR_ERR_OPERATION_INVALID,
-                        "%s", _("cannot get host CPU capabilities"));
+        VIR_WARN("cannot get host CPU capabilities");
+        ret = VIR_CPU_COMPARE_INCOMPATIBLE;
     } else {
         ret = cpuCompareXML(driver->caps->host.cpu, xmlDesc);
     }
-- 
1.7.11.1

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