qemu: domain: Refactor formatting of node names into status XML

Use virXMLFormatElement to simplify the logic.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 1adb5d7454c55d2d10d7f404062b7b9b20487fa2..14e8c38c7bab3f281c2ec3b1fcf1ac1d2ae4e720 100644 (file)
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -2370,15 +2370,12 @@ qemuStorageSourcePrivateDataFormat(virStorageSourcePtr src,
 {
     g_auto(virBuffer) tmp = VIR_BUFFER_INIT_CHILD(buf);
     qemuDomainStorageSourcePrivatePtr srcPriv = QEMU_DOMAIN_STORAGE_SOURCE_PRIVATE(src);
+    g_auto(virBuffer) nodenamesChildBuf = VIR_BUFFER_INIT_CHILD(buf);
 
-    if (src->nodestorage || src->nodeformat) {
-        virBufferAddLit(buf, "<nodenames>\n");
-        virBufferAdjustIndent(buf, 2);
-        virBufferEscapeString(buf, "<nodename type='storage' name='%s'/>\n", src->nodestorage);
-        virBufferEscapeString(buf, "<nodename type='format' name='%s'/>\n", src->nodeformat);
-        virBufferAdjustIndent(buf, -2);
-        virBufferAddLit(buf, "</nodenames>\n");
-    }
+    virBufferEscapeString(&nodenamesChildBuf, "<nodename type='storage' name='%s'/>\n", src->nodestorage);
+    virBufferEscapeString(&nodenamesChildBuf, "<nodename type='format' name='%s'/>\n", src->nodeformat);
+
+    virXMLFormatElement(buf, "nodenames", NULL, &nodenamesChildBuf);
 
     if (src->pr)
         virBufferAsprintf(buf, "<reservations mgralias='%s'/>\n", src->pr->mgralias);