diff options
| author |   Ingo Schwarze <schwarze@openbsd.org> | 2019-01-11 16:36:19 +0000 |
|---|---|---|
| committer | Ingo Schwarze <schwarze@openbsd.org> | 2019-01-11 16:36:19 +0000 |
| commit | 55d8efa26c02803a45390d905d96a964405037d0 (patch) | |
| tree | 104a52a0b6cf3326ca10b0a3a8c859f0c09c8b24 | |
| parent | ee6f1de3309289a39aa90cae26282fb4774fb08a (diff) | |
| download | mandoc-55d8efa26c02803a45390d905d96a964405037d0.tar.gz mandoc-55d8efa26c02803a45390d905d96a964405037d0.tar.zst mandoc-55d8efa26c02803a45390d905d96a964405037d0.zip | |
do not access a NULL pointer when formatting a completely empty document
| -rw-r--r-- | man_html.c | 4 | ||||
| -rw-r--r-- | mdoc_html.c | 6 |
2 files changed, 5 insertions, 5 deletions
@@ -1,4 +1,4 @@ -/* $Id: man_html.c,v 1.168 2019/01/11 12:56:43 schwarze Exp $ */ +/* $Id: man_html.c,v 1.169 2019/01/11 16:36:19 schwarze Exp $ */ /* * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2013-2015, 2017-2019 Ingo Schwarze <schwarze@openbsd.org> @@ -119,7 +119,7 @@ html_man(void *arg, const struct roff_meta *man) 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); diff --git a/mdoc_html.c b/mdoc_html.c index fe62b80a..c7f452ec 100644 --- a/mdoc_html.c +++ b/mdoc_html.c @@ -1,7 +1,7 @@ -/* $Id: mdoc_html.c,v 1.325 2019/01/11 12:56:43 schwarze Exp $ */ +/* $Id: mdoc_html.c,v 1.326 2019/01/11 16:36:19 schwarze Exp $ */ /* * 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_meta *mdoc) 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); |