[libvirt] [PATCH 05/36] cpu_x86: Require <cpuid> within <feature> in CPU map
A feature with no cpuid element is invalid and it should not be silently
treated as a feature with all CPUID bits set to zero.
Signed-off-by: Jiri Denemark <jdenemar(a)redhat.com>
---
src/cpu/cpu_x86.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/src/cpu/cpu_x86.c b/src/cpu/cpu_x86.c
index 3b87386270..3a8e3dd37f 100644
--- a/src/cpu/cpu_x86.c
+++ b/src/cpu/cpu_x86.c
@@ -924,6 +924,13 @@ x86FeatureParse(xmlXPathContextPtr ctxt,
if (n < 0)
goto cleanup;
+ if (n == 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Missing cpuid for feature %s"),
+ feature->name);
+ goto cleanup;
+ }
+
for (i = 0; i < n; i++) {
ctxt->node = nodes[i];
if (x86ParseCPUID(ctxt, &cpuid) < 0) {
--
2.21.0