From: schwarze@mandoc.bsd.lv
To: source@mandoc.bsd.lv
Subject: mandoc: oops, fix use after free in previous
Date: Tue, 3 Sep 2019 07:31:35 -0500 (EST) [thread overview]
Message-ID: <862a94f258e9b75b@mandoc.bsd.lv> (raw)
Log Message:
-----------
oops, fix use after free in previous
Modified Files:
--------------
mandoc:
html.c
Revision Data
-------------
Index: html.c
===================================================================
RCS file: /home/cvs/mandoc/mandoc/html.c,v
retrieving revision 1.258
retrieving revision 1.259
diff -Lhtml.c -Lhtml.c -u -p -r1.258 -r1.259
--- html.c
+++ html.c
@@ -271,21 +271,18 @@ print_metaf(struct html *h)
void
html_close_paragraph(struct html *h)
{
- struct tag *t;
+ struct tag *this, *next;
+ int flags;
- for (t = h->tag; t != NULL && t->closed == 0; t = t->next) {
- switch(t->tag) {
- case TAG_P:
- case TAG_PRE:
- print_tagq(h, t);
+ this = h->tag;
+ for (;;) {
+ next = this->next;
+ flags = htmltags[this->tag].flags;
+ if (flags & (HTML_INPHRASE | HTML_TOPHRASE))
+ print_ctag(h, this);
+ if ((flags & HTML_INPHRASE) == 0)
break;
- case TAG_A:
- print_tagq(h, t);
- continue;
- default:
- continue;
- }
- break;
+ this = next;
}
}
--
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