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| author |   Joerg Sonnenberger <joerg@netbsd.org> | 2011-11-18 14:58:24 +0000 |
|---|---|---|
| committer | Joerg Sonnenberger <joerg@netbsd.org> | 2011-11-18 14:58:24 +0000 |
| commit | c19653d7011d627a0f86a886b70c153a99bd2684 (patch) | |
| tree | 80376b297d5f6f98c69331dcb7a1593d68a27d2d /mdoc_validate.c | |
| parent | e93722b2d89ae28d2016eb6021d60b235c94e276 (diff) | |
| download | mandoc-c19653d7011d627a0f86a886b70c153a99bd2684.tar.gz mandoc-c19653d7011d627a0f86a886b70c153a99bd2684.tar.zst mandoc-c19653d7011d627a0f86a886b70c153a99bd2684.zip | |
Bail out explicitly on invalid .Rs content like:
.Rs
plain text
.Re
This avoids a crash on invalid.
Diffstat (limited to 'mdoc_validate.c')
| -rw-r--r-- | mdoc_validate.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/mdoc_validate.c b/mdoc_validate.c index 56936424..bdf4a745 100644 --- a/mdoc_validate.c +++ b/mdoc_validate.c @@ -1,4 +1,4 @@ -/* $Id: mdoc_validate.c,v 1.177 2011/10/16 12:20:34 schwarze Exp $ */ +/* $Id: mdoc_validate.c,v 1.178 2011/11/18 14:58:24 joerg Exp $ */ /* * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org> @@ -1693,6 +1693,10 @@ post_rs(POST_ARGS) mdoc_node_delete(mdoc, nn); } + /* Bail out early if a plain text node is found inside .Rs. */ + if (NULL == mdoc->last->child) + return(1); + /* * The full `Rs' block needs special handling to order the * sub-elements according to `rsord'. Pick through each element |