# HG changeset patch
# User Olaf Wintermann <olaf.wintermann@gmail.com>
# Date 1686511425 -7200
# Node ID ea0e059bae725262d1b43214fbc23fb68cdfa8ef
# Parent  283d3d7a657ac154cbc65df503b609059161400d
fix UAF in dav xml converter

diff -r 283d3d7a657a -r ea0e059bae72 libidav/xml.c
--- a/libidav/xml.c	Sun Jun 11 21:21:34 2023 +0200
+++ b/libidav/xml.c	Sun Jun 11 21:23:45 2023 +0200
@@ -74,19 +74,19 @@
     
     while(stack->size > 0) {
         ConvXmlElm *c = cxListAt(stack, 0);
+        xmlNode *n = c->node;
+        DavXmlNode *c_parent = c->parent;
+        DavXmlNode *prev = NULL;
         cxListRemove(stack, 0);
-        
-        xmlNode *n = c->node;
-        DavXmlNode *prev = NULL;
         while(n) {
             DavXmlNode *newxn = cxCalloc(a, 1, sizeof(DavXmlNode));
             if(!ret) {
                 ret = newxn;
             }
             newxn->type = convert_type(n->type);
-            newxn->parent = c->parent;
-            if(c->parent && !c->parent->children) {
-                c->parent->children = newxn;
+            newxn->parent = c_parent;
+            if(c_parent && !c_parent->children) {
+                c_parent->children = newxn;
             }
             newxn->prev = prev;
             if(prev) {