From: Michael Göhler <somebody.here@gmx.de>
Date: Fri, 26 Dec 2014 20:22:09 +0000 (+0100)
Subject: Merge pull request #68 from jodiecunningham/master
X-Git-Url: https://git.danieliu.xyz/?p=smdp.git;a=commitdiff_plain;h=6d8a33a52086f43a392a8ae95b102d0c14d64a7d;hp=8a77ead5006867bb2572d80072645178fc74dbe4

Merge pull request #68 from jodiecunningham/master

fix header-only file crash, fixes #67
---

diff --git a/src/markdown.c b/src/markdown.c
index 05c77be..8471724 100644
--- a/src/markdown.c
+++ b/src/markdown.c
@@ -81,6 +81,8 @@ void free_deck(deck_t *deck) {
     while (slide) {
         free_line(slide->line);
         next = slide->next;
+        if (slide == NULL)
+            return;
         free(slide);
         slide = next;
     }