config fix

diff --git a/palacios/src/palacios/vmm_config.c b/palacios/src/palacios/vmm_config.c
index f05b755..6ccf509 100644 (file)
--- a/palacios/src/palacios/vmm_config.c
+++ b/palacios/src/palacios/vmm_config.c
@@ -72,9 +72,16 @@ char * v3_cfg_val(v3_cfg_tree_t * tree, char * tag) {
        return NULL;
     }
 
-    val = (attrib == NULL) ? v3_xml_txt(child_entry): attrib;
-
-    return val; 
+    if (attrib == NULL) {
+       val = v3_xml_txt(child_entry);
+       
+       if ( val[0] == 0 )
+               val = NULL;
+    } else {
+       val = attrib;
+    }
+    
+    return val;
 }
 
 v3_cfg_tree_t * v3_cfg_subtree(v3_cfg_tree_t * tree, char * tag) {