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Clear up a potential NULL dereference

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https://bugzilla.gnome.org/show_bug.cgi?id=705399

if ctxt->node_seq.buffer is null then ctxt->node_seq.maximum ought
to be zero but it's better to clarify the check in the code directly.
This commit is contained in:
Daniel Veillard 2013-08-03 22:25:13 +08:00
parent a885f13a67
commit ff76eb28c7
1 changed files with 2 additions and 1 deletions
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3
parserInternals.c
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@ -1990,7 +1990,8 @@ xmlParserAddNodeInfo(xmlParserCtxtPtr ctxt,
/* Otherwise, we need to add new node to buffer */
else {
if (ctxt->node_seq.length + 1 > ctxt->node_seq.maximum) {
if ((ctxt->node_seq.length + 1 > ctxt->node_seq.maximum) ||
(ctxt->node_seq.buffer == NULL)) {
xmlParserNodeInfo *tmp_buffer;
unsigned int byte_size;