libxml2/Fix-overflow-check-in-xmlNodeDump.patch
2020-07-03 16:56:41 +08:00

30 lines
730 B
Diff

From c9faa29259ac23b5fbf945f61056288e413dae81 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Thu, 2 Jan 2020 14:12:39 +0100
Subject: [PATCH] Fix overflow check in xmlNodeDump
Store return value of xmlBufNodeDump in a size_t before checking for
integer overflow.
Found by lgtm.com
---
xmlsave.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/xmlsave.c b/xmlsave.c
index 7158c26..b06e24d 100644
--- a/xmlsave.c
+++ b/xmlsave.c
@@ -2187,7 +2187,7 @@ xmlNodeDump(xmlBufferPtr buf, xmlDocPtr doc, xmlNodePtr cur, int level,
int format)
{
xmlBufPtr buffer;
- int ret;
+ size_t ret;
if ((buf == NULL) || (cur == NULL))
return(-1);
--
1.8.3.1