From 73bd5d52ae314a17a6b60f7c0ab893c812e714e7 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <[email protected]>
Date: Sun, 5 Mar 2023 14:11:55 +0100
Subject: [PATCH] malloc-fail: Fix type confusion after
 xmlSchemaFixupTypeAttributeUses

Found with libFuzzer, see #344.

Reference:https://github.com/GNOME/libxml2/commit/73bd5d52ae314a17a6b60f7c0ab893c812e714e7
Conflict:NA
---
 xmlschemas.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/xmlschemas.c b/xmlschemas.c
index dd79d2e..46cbe0f 100644
--- a/xmlschemas.c
+++ b/xmlschemas.c
@@ -14572,6 +14572,7 @@ xmlSchemaFixupTypeAttributeUses(xmlSchemaParserCtxtPtr pctxt,
 	    {
 		PERROR_INT("xmlSchemaFixupTypeAttributeUses",
 		"failed to expand attributes");
+                return(-1);
 	    }
 	    if (pctxt->attrProhibs->nbItems != 0)
 		prohibs = pctxt->attrProhibs;
@@ -14582,6 +14583,7 @@ xmlSchemaFixupTypeAttributeUses(xmlSchemaParserCtxtPtr pctxt,
 	    {
 		PERROR_INT("xmlSchemaFixupTypeAttributeUses",
 		"failed to expand attributes");
+                return(-1);
 	    }
 	}
     }
-- 
2.27.0