From: schwarze@mandoc.bsd.lv
To: source@mandoc.bsd.lv
Subject: mandoc: do not access a NULL pointer when formatting a completely empty
Date: Fri, 11 Jan 2019 11:36:50 -0500 (EST) [thread overview]
Message-ID: <e3ee8522e9adfae7@fantadrom.bsd.lv> (raw)
Log Message:
-----------
do not access a NULL pointer when formatting a completely empty document
Modified Files:
--------------
mandoc:
man_html.c
mdoc_html.c
Revision Data
-------------
Index: mdoc_html.c
===================================================================
RCS file: /home/cvs/mandoc/mandoc/mdoc_html.c,v
retrieving revision 1.325
retrieving revision 1.326
diff -Lmdoc_html.c -Lmdoc_html.c -u -p -r1.325 -r1.326
--- mdoc_html.c
+++ mdoc_html.c
@@ -1,7 +1,7 @@
/* $Id$ */
/*
* Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2014,2015,2016,2017,2018 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2014-2019 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -294,7 +294,7 @@ html_mdoc(void *arg, const struct roff_m
if ((h->oflags & HTML_FRAGMENT) == 0) {
print_gen_decls(h);
print_otag(h, TAG_HTML, "");
- if (n->type == ROFFT_COMMENT)
+ if (n != NULL && n->type == ROFFT_COMMENT)
print_gen_comment(h, n);
t = print_otag(h, TAG_HEAD, "");
print_mdoc_head(mdoc, h);
Index: man_html.c
===================================================================
RCS file: /home/cvs/mandoc/mandoc/man_html.c,v
retrieving revision 1.168
retrieving revision 1.169
diff -Lman_html.c -Lman_html.c -u -p -r1.168 -r1.169
--- man_html.c
+++ man_html.c
@@ -119,7 +119,7 @@ html_man(void *arg, const struct roff_me
if ((h->oflags & HTML_FRAGMENT) == 0) {
print_gen_decls(h);
print_otag(h, TAG_HTML, "");
- if (n->type == ROFFT_COMMENT)
+ if (n != NULL && n->type == ROFFT_COMMENT)
print_gen_comment(h, n);
t = print_otag(h, TAG_HEAD, "");
print_man_head(man, h);
--
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reply other threads:[~2019-01-11 16:36 UTC|newest]
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