Fix potential null deref in xmlSchemaIDCFillNodeTables

Merge request !45

Fix potential null deref in xmlSchemaIDCFillNodeTables
Merge request !45
4e326a3a · zhouzhongyuan · Nick Wellnhofer · 5f1f455c · 4e326a3a
Commit 4e326a3a authored Sep 02, 2019 by zhouzhongyuan Committed by Nick Wellnhofer Sep 13, 2019
Hide whitespace changes
Inline Side-by-side

Showing with 2 additions and 0 deletions

xmlschemas.c xmlschemas.c +2 -0

No files found.
--- a/xmlschemas.c
+++ b/xmlschemas.c
@@ -23366,6 +23366,8 @@ xmlSchemaIDCFillNodeTables(xmlSchemaValidCtxtPtr vctxt,
 	* Get/create the IDC binding on this element for the IDC definition.
 	*/
 	bind = xmlSchemaIDCAcquireBinding(vctxt, matcher);
+	if (bind == NULL)
+	   goto internal_error;

 	if (! WXS_ILIST_IS_EMPTY(bind->dupls)) {
 	    dupls = (xmlSchemaPSVIIDCNodePtr *) bind->dupls->items;