From: Fletcher T. Penney <fletcher@fletcherpenney.net>
Date: Tue, 14 Mar 2017 22:52:02 +0000 (-0400)
Subject: FIXED: Fix crash with empty definition
X-Git-Tag: 6.0.0-rc1^2~13
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=98270238538516eddf3a36c113556d5a752b88b1;p=multimarkdown

FIXED: Fix crash with empty definition
---

diff --git a/Sources/libMultiMarkdown/writer.c b/Sources/libMultiMarkdown/writer.c
index 997d578..895a4f4 100644
--- a/Sources/libMultiMarkdown/writer.c
+++ b/Sources/libMultiMarkdown/writer.c
@@ -1273,8 +1273,11 @@ void process_definition_block(mmd_engine * e, token * block) {
 					// Adjust the properties
 					free(f->label_text);
 					f->label_text = f->clean_text;
-					f->clean_text = clean_string_from_range(e->dstr->str, f->content->child->next->next->start, block->start + block->len - f->content->child->next->next->start, false);
-
+					if (f->content->child->next->next) {
+						f->clean_text = clean_string_from_range(e->dstr->str, f->content->child->next->next->start, block->start + block->len - f->content->child->next->next->start, false);
+					} else {
+						f->clean_text = NULL;
+					}
 					stack_push(e->abbreviation_stack, f);
 					break;
 				case BLOCK_DEF_CITATION: