emelie/tidy-html5
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Issue #656 - protect against NULL node set in loop

Browse source
This commit is contained in:
Geoff McLane 2017-12-16 20:54:29 +01:00
parent f0438bd4b8
commit a0414d65a6
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/clean.c
View file

@ -2211,8 +2211,10 @@ Bool TY_(TidyMetaCharset)(TidyDocImpl* doc)
tidyBufAppend(&charsetString, "charset=", 8);
tidyBufAppend(&charsetString, (char*)enc, TY_(tmbstrlen)(enc));
tidyBufAppend(&charsetString, "\0", 1); /* zero terminate the buffer */
/* process the children of the head */
for (currentNode = head->content; currentNode; currentNode = currentNode->next)
/* process the children of the head */
/* Issue #656 - guard against 'currentNode' being set NULL in loop */
for (currentNode = head->content; currentNode;
currentNode = (currentNode ? currentNode->next : NULL))
{
if (!nodeIsMETA(currentNode))
continue; /* not a meta node */