From: Fletcher T. Penney <fletcher@fletcherpenney.net>
Date: Thu, 7 Sep 2017 15:35:38 +0000 (-0400)
Subject: FIXED: Fix potential dereference in table handling
X-Git-Tag: 6.2.2^2~13
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=efbe9a48a6e039e03d5c335d042af186b615f169;p=multimarkdown

FIXED: Fix potential dereference in table handling
---

diff --git a/Sources/libMultiMarkdown/writer.c b/Sources/libMultiMarkdown/writer.c
index da9e8e5..ed0bbf7 100644
--- a/Sources/libMultiMarkdown/writer.c
+++ b/Sources/libMultiMarkdown/writer.c
@@ -2354,6 +2354,13 @@ void abbreviation_from_bracket(const char * source, scratch_pad * scratch, token
 void read_table_column_alignments(const char * source, token * table, scratch_pad * scratch) {
 	token * walker = table->child->child;
 
+	scratch->table_alignment[0] = '\0';
+	scratch->table_column_count = 0;
+
+	if (walker == NULL) {
+		return;
+	}
+
 	// Find the separator line
 	while (walker->next) {
 		walker = walker->next;