fixed problem causing duplicate fallback execution (bug 139520) added

* xinclude.c: fixed problem causing duplicate fallback
  execution (bug 139520)
* test/XInclude/docs/fallback2.xml result/XInclude/fallback2.*:
  added testcase

1 files changed, 2 insertions, 0 deletions

diff --git a/xinclude.c b/xinclude.c
index 8f8b8183..ed6d7ae6 100644
--- a/xinclude.c
+++ b/xinclude.c
@@ -2206,6 +2206,8 @@ xmlXIncludeDoProcess(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, xmlNodePtr tree) {
 	    if (xmlXIncludeTestNode(ctxt, cur))
 		xmlXIncludePreProcessNode(ctxt, cur);
 	} else {
+	    if (cur == tree)
+	        break;
 	    do {
 		cur = cur->parent;
 		if (cur == NULL) break; /* do */