From 87f3451f2d2e992da862bce71816fbeb548513c8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Sun, 14 Sep 2014 08:48:07 +0200
Subject: All *_free(...) functions should accept a NULL argument

---
 editor.c | 2 ++
 text.c   | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/editor.c b/editor.c
index 455ed5b..e892c09 100644
--- a/editor.c
+++ b/editor.c
@@ -377,6 +377,8 @@ err:
 }
 
 void editor_free(Editor *ed) {
+	if (!ed)
+		return;
 	while (ed->windows)
 		editor_window_close(ed->windows);
 	editor_prompt_free(ed->prompt);
diff --git a/text.c b/text.c
index 56332db..7338415 100644
--- a/text.c
+++ b/text.c
@@ -457,6 +457,8 @@ static Change *change_alloc(Text *txt, size_t pos) {
 }
 
 static void change_free(Change *c) {
+	if (!c)
+		return;
 	/* only free the new part of the span, the old one is still in use */
 	piece_free(c->new.start);
 	if (c->new.start != c->new.end)
-- 
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