expat/backport-Make-parser-m_eventPtr-handling-clearer.patch

From bcf353990c651d589c74aa0f283f9b392bbb68bf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Berkay=20Eren=20=C3=9Cr=C3=BCn?= <berkay.ueruen@siemens.com>
Date: Wed, 19 Mar 2025 15:37:21 +0100
Subject: [PATCH] Make parser->m_eventPtr handling clearer

Reference: https://github.com/libexpat/libexpat/pull/989/commits/bcf353990c651d589c74aa0f283f9b392bbb68bf
Conflict: NA

---
 lib/xmlparse.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/xmlparse.c b/lib/xmlparse.c
index 67bd3a54..f8ae864a 100644
--- a/lib/xmlparse.c
+++ b/lib/xmlparse.c
@@ -4334,12 +4334,13 @@ doCdataSection(XML_Parser parser, const ENCODING *enc, const char **startPtr,
       /* LCOV_EXCL_STOP */
     }
 
-    *eventPP = s = next;
     switch (parser->m_parsingStatus.parsing) {
     case XML_SUSPENDED:
+      *eventPP = next;
       *nextPtr = next;
       return XML_ERROR_NONE;
     case XML_FINISHED:
+      *eventPP = next;
       return XML_ERROR_ABORTED;
     case XML_PARSING:
       if (parser->m_reenter) {
@@ -4347,6 +4348,7 @@ doCdataSection(XML_Parser parser, const ENCODING *enc, const char **startPtr,
       }
       /* Fall through */
     default:;
+      *eventPP = s = next;
     }
   }
   /* not reached */
@@ -5953,12 +5955,13 @@ epilogProcessor(XML_Parser parser, const char *s, const char *end,
     default:
       return XML_ERROR_JUNK_AFTER_DOC_ELEMENT;
     }
-    parser->m_eventPtr = s = next;
     switch (parser->m_parsingStatus.parsing) {
     case XML_SUSPENDED:
+      parser->m_eventPtr = next;
       *nextPtr = next;
       return XML_ERROR_NONE;
     case XML_FINISHED:
+      parser->m_eventPtr = next;
       return XML_ERROR_ABORTED;
     case XML_PARSING:
       if (parser->m_reenter) {
@@ -5966,6 +5969,7 @@ epilogProcessor(XML_Parser parser, const char *s, const char *end,
       }
     /* Fall through */
     default:;
+      parser->m_eventPtr = s = next;
     }
   }
 }
-- 
2.37.3