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

---
 text.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'text.c')

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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