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authorIngo Schwarze <schwarze@openbsd.org>2017-02-22 08:54:41 +0000
committerIngo Schwarze <schwarze@openbsd.org>2017-02-22 08:54:41 +0000
commitc81ba0cd844ef2ade9cb6450e3ba39ac0aff5bab (patch)
tree518a6a70e1267c11d54c1f39a494562fb917268d /mdoc_html.c
parent6296fe05a1227c9323d586695521ad79308cc447 (diff)
downloadmandoc-c81ba0cd844ef2ade9cb6450e3ba39ac0aff5bab.tar.gz
Handle an odd edge case where .It is preceded by .Sm.
NULL dereference in man.cgi reported by Gabriel Guzman <gabe at guzman dash nunez dot com> on misc@.
Diffstat (limited to 'mdoc_html.c')
-rw-r--r--mdoc_html.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mdoc_html.c b/mdoc_html.c
index 7c67d072..1a9b9d84 100644
--- a/mdoc_html.c
+++ b/mdoc_html.c
@@ -751,6 +751,7 @@ mdoc_it_pre(MDOC_ARGS)
case ROFFT_HEAD:
if (h->style != NULL && !bl->norm->Bl.comp &&
(n->parent->prev == NULL ||
+ n->parent->prev->body == NULL ||
n->parent->prev->body->child != NULL)) {
t = print_otag(h, TAG_DT, "csWl",
cattr, bl->norm->Bl.width);