[PATCH v2 07/30] cpu_x86: Separate ancestor model parsing from x86ModelParse

[Jiri Denemark <jdenemar@xxxxxxxxxx>]

The code is separated into a new x86ModelParseAncestor function.

Signed-off-by: Jiri Denemark <jdenemar@xxxxxxxxxx>
Reviewed-by: Ján Tomko <jtomko@xxxxxxxxxx>
---

Notes:
    Version 2:
    - no change

 src/cpu/cpu_x86.c | 65 +++++++++++++++++++++++++++--------------------
 1 file changed, 38 insertions(+), 27 deletions(-)

diff --git a/src/cpu/cpu_x86.c b/src/cpu/cpu_x86.c
index d3a88da21d..8a0ff50afe 100644
--- a/src/cpu/cpu_x86.c
+++ b/src/cpu/cpu_x86.c
@@ -1150,6 +1150,42 @@ x86ModelCompare(virCPUx86ModelPtr model1,
 }
 
 
+static int
+x86ModelParseAncestor(virCPUx86ModelPtr model,
+                      xmlXPathContextPtr ctxt,
+                      virCPUx86MapPtr map)
+{
+    VIR_AUTOFREE(char *) name = NULL;
+    virCPUx86ModelPtr ancestor;
+    int rc;
+
+    if ((rc = virXPathBoolean("boolean(./model)", ctxt)) <= 0)
+        return rc;
+
+    name = virXPathString("string(./model/@name)", ctxt);
+    if (!name) {
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       _("Missing ancestor's name in CPU model %s"),
+                       model->name);
+        return -1;
+    }
+
+    if (!(ancestor = x86ModelFind(map, name))) {
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       _("Ancestor model %s not found for CPU model %s"),
+                       name, model->name);
+        return -1;
+    }
+
+    model->vendor = ancestor->vendor;
+    model->signature = ancestor->signature;
+    if (x86DataCopy(&model->data, &ancestor->data) < 0)
+        return -1;
+
+    return 0;
+}
+
+
 static int
 x86ModelParse(xmlXPathContextPtr ctxt,
               const char *name,
@@ -1169,33 +1205,8 @@ x86ModelParse(xmlXPathContextPtr ctxt,
     if (VIR_STRDUP(model->name, name) < 0)
         goto cleanup;
 
-    if (virXPathNode("./model", ctxt)) {
-        virCPUx86ModelPtr ancestor;
-        char *anname;
-
-        anname = virXPathString("string(./model/@name)", ctxt);
-        if (!anname) {
-            virReportError(VIR_ERR_INTERNAL_ERROR,
-                           _("Missing ancestor's name in CPU model %s"),
-                           model->name);
-            goto cleanup;
-        }
-
-        if (!(ancestor = x86ModelFind(map, anname))) {
-            virReportError(VIR_ERR_INTERNAL_ERROR,
-                           _("Ancestor model %s not found for CPU model %s"),
-                           anname, model->name);
-            VIR_FREE(anname);
-            goto cleanup;
-        }
-
-        VIR_FREE(anname);
-
-        model->vendor = ancestor->vendor;
-        model->signature = ancestor->signature;
-        if (x86DataCopy(&model->data, &ancestor->data) < 0)
-            goto cleanup;
-    }
+    if (x86ModelParseAncestor(model, ctxt, map) < 0)
+        goto cleanup;
 
     if (virXPathBoolean("boolean(./signature)", ctxt)) {
         unsigned int sigFamily = 0;
-- 
2.21.0

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