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cpu_x86: Don't ignore parsing errors in x86FeatureLoad

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CPU map XML is our internal data file, it makes no sense to tolerate any
errors in it.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Jiri Denemark 2016-05-12 15:30:45 +02:00
parent db8a1873fb
commit 49da4cf168
1 changed files with 17 additions and 20 deletions
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37
src/cpu/cpu_x86.c
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@ -710,27 +710,26 @@ x86FeatureLoad(xmlXPathContextPtr ctxt,
xmlNodePtr ctxt_node = ctxt->node;
virCPUx86FeaturePtr feature;
virCPUx86CPUID cpuid;
int ret = 0;
int ret = -1;
size_t i;
int n;
char *str = NULL;
bool migratable = true;
virCPUx86FeaturePtr migrate_blocker = NULL;
if (!(feature = x86FeatureNew()))
goto error;
goto cleanup;
feature->name = virXPathString("string(@name)", ctxt);
if (!feature->name) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("Missing CPU feature name"));
goto ignore;
goto cleanup;
}
if (x86FeatureFind(map, feature->name)) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("CPU feature %s already defined"), feature->name);
goto ignore;
goto cleanup;
}
str = virXPathString("string(@migratable)", ctxt);
@ -739,7 +738,7 @@ x86FeatureLoad(xmlXPathContextPtr ctxt,
n = virXPathNodeSet("./cpuid", ctxt, &nodes);
if (n < 0)
goto ignore;
goto cleanup;
for (i = 0; i < n; i++) {
ctxt->node = nodes[i];
@ -747,37 +746,35 @@ x86FeatureLoad(xmlXPathContextPtr ctxt,
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Invalid cpuid[%zu] in %s feature"),
i, feature->name);
goto ignore;
goto cleanup;
}
if (virCPUx86DataAddCPUID(feature->data, &cpuid))
goto error;
goto cleanup;
}
if (!migratable) {
if (!(migrate_blocker = x86FeatureCopy(feature)))
goto error;
virCPUx86FeaturePtr blocker;
migrate_blocker->next = map->migrate_blockers;
map->migrate_blockers = migrate_blocker;
if (!(blocker = x86FeatureCopy(feature)))
goto cleanup;
blocker->next = map->migrate_blockers;
map->migrate_blockers = blocker;
}
feature->next = map->features;
map->features = feature;
feature = NULL;
ret = 0;
cleanup:
x86FeatureFree(feature);
ctxt->node = ctxt_node;
VIR_FREE(nodes);
VIR_FREE(str);
return ret;
error:
ret = -1;
ignore:
x86FeatureFree(feature);
x86FeatureFree(migrate_blocker);
goto cleanup;
}