interface_conf.c: remove a dead-store and declaration

* src/interface_conf.c (virInterfaceDefParseDhcp): Remove unused "old".

diff --git a/src/interface_conf.c b/src/interface_conf.c
index a74d17e211296b7da2489a807bf6b98149222b56..96e0710a82b7dd14d99f81b616fbb835ebc54b47 100644 (file)
--- a/src/interface_conf.c
+++ b/src/interface_conf.c
@@ -228,11 +228,9 @@ static int
 virInterfaceDefParseDhcp(virConnectPtr conn, virInterfaceDefPtr def,
                          xmlNodePtr dhcp, xmlXPathContextPtr ctxt) {
     char *tmp;
-    xmlNodePtr old;
     int ret = 0;
 
     def->proto.dhcp = 1;
-    old = ctxt->node;
     ctxt->node = dhcp;
     /* Not much to do in the current version */
     tmp = virXPathString(conn, "string(./@peerdns)", ctxt);