domain_conf: call ...ListensParseXML only for appropriate graphics

Instead of calling the virDomainGraphicsListensParseXML function for all
graphics types and ignore the wrong ones move the call only to graphics
types where we supports listen elements.
Signed-off-by: NPavel Hrdina <phrdina@redhat.com>

src/conf/domain_conf.c

@@ -10641,13 +10641,6 @@ virDomainGraphicsListensParseXML(virDomainGraphicsDefPtr def,
 
     ctxt->node = node;
 
-    if (def->type != VIR_DOMAIN_GRAPHICS_TYPE_VNC &&
-        def->type != VIR_DOMAIN_GRAPHICS_TYPE_RDP &&
-        def->type != VIR_DOMAIN_GRAPHICS_TYPE_SPICE) {
-        ret = 0;
-        goto error;
-    }
-
     /* parse the <listen> subelements for graphics types that support it */
     nListens = virXPathNodeSet("./listen", ctxt, &listenNodes);
     if (nListens < 0)
@@ -10708,6 +10701,7 @@ virDomainGraphicsListensParseXML(virDomainGraphicsDefPtr def,
 static int
 virDomainGraphicsDefParseXMLVNC(virDomainGraphicsDefPtr def,
                                 xmlNodePtr node,
+                                xmlXPathContextPtr ctxt,
                                 unsigned int flags)
 {
     char *port = virXMLPropString(node, "port");
@@ -10716,6 +10710,9 @@ virDomainGraphicsDefParseXMLVNC(virDomainGraphicsDefPtr def,
     char *autoport = virXMLPropString(node, "autoport");
     int ret = -1;
 
+    if (virDomainGraphicsListensParseXML(def, node, ctxt, flags) < 0)
+        goto error;
+
     if (port) {
         if (virStrToLong_i(port, NULL, 10, &def->data.vnc.port) < 0) {
             virReportError(VIR_ERR_INTERNAL_ERROR,
@@ -10816,6 +10813,7 @@ virDomainGraphicsDefParseXMLSDL(virDomainGraphicsDefPtr def,
 static int
 virDomainGraphicsDefParseXMLRDP(virDomainGraphicsDefPtr def,
                                 xmlNodePtr node,
+                                xmlXPathContextPtr ctxt,
                                 unsigned int flags)
 {
     char *port = virXMLPropString(node, "port");
@@ -10824,6 +10822,9 @@ virDomainGraphicsDefParseXMLRDP(virDomainGraphicsDefPtr def,
     char *multiUser = virXMLPropString(node, "multiUser");
     int ret = -1;
 
+    if (virDomainGraphicsListensParseXML(def, node, ctxt, flags) < 0)
+        goto error;
+
     if (port) {
         if (virStrToLong_i(port, NULL, 10, &def->data.rdp.port) < 0) {
             virReportError(VIR_ERR_INTERNAL_ERROR,
@@ -10894,6 +10895,7 @@ virDomainGraphicsDefParseXMLDesktop(virDomainGraphicsDefPtr def,
 static int
 virDomainGraphicsDefParseXMLSpice(virDomainGraphicsDefPtr def,
                                   xmlNodePtr node,
+                                  xmlXPathContextPtr ctxt,
                                   unsigned int flags)
 {
     xmlNodePtr cur;
@@ -10904,6 +10906,9 @@ virDomainGraphicsDefParseXMLSpice(virDomainGraphicsDefPtr def,
     int defaultModeVal;
     int ret = -1;
 
+    if (virDomainGraphicsListensParseXML(def, node, ctxt, flags) < 0)
+        goto error;
+
     if (port) {
         if (virStrToLong_i(port, NULL, 10, &def->data.spice.port) < 0) {
             virReportError(VIR_ERR_INTERNAL_ERROR,
@@ -11216,12 +11221,9 @@ virDomainGraphicsDefParseXML(xmlNodePtr node,
         goto error;
     }
 
-    if (virDomainGraphicsListensParseXML(def, node, ctxt, flags) < 0)
-        goto error;
-
     switch ((virDomainGraphicsType)def->type) {
     case VIR_DOMAIN_GRAPHICS_TYPE_VNC:
-        if (virDomainGraphicsDefParseXMLVNC(def, node, flags) < 0)
+        if (virDomainGraphicsDefParseXMLVNC(def, node, ctxt, flags) < 0)
             goto error;
         break;
     case VIR_DOMAIN_GRAPHICS_TYPE_SDL:
@@ -11229,7 +11231,7 @@ virDomainGraphicsDefParseXML(xmlNodePtr node,
             goto error;
         break;
     case VIR_DOMAIN_GRAPHICS_TYPE_RDP:
-        if (virDomainGraphicsDefParseXMLRDP(def, node, flags) < 0)
+        if (virDomainGraphicsDefParseXMLRDP(def, node, ctxt, flags) < 0)
             goto error;
         break;
     case VIR_DOMAIN_GRAPHICS_TYPE_DESKTOP:
@@ -11237,7 +11239,7 @@ virDomainGraphicsDefParseXML(xmlNodePtr node,
             goto error;
         break;
     case VIR_DOMAIN_GRAPHICS_TYPE_SPICE:
-        if (virDomainGraphicsDefParseXMLSpice(def, node, flags) < 0)
+        if (virDomainGraphicsDefParseXMLSpice(def, node, ctxt, flags) < 0)
             goto error;
         break;
     case VIR_DOMAIN_GRAPHICS_TYPE_LAST: