From a3c84db0c2c93c85aa940f795550ce370e3160e6 Mon Sep 17 00:00:00 2001
From: benno <>
Date: Tue, 29 Dec 2015 18:05:01 +0000
Subject: [PATCH] check for NULL in ibuf_free(). ok and slight improvement,
 mmcco@ ok semarie@ and encouragement tedu@ krw@

---
 src/lib/libutil/imsg-buffer.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lib/libutil/imsg-buffer.c b/src/lib/libutil/imsg-buffer.c
index bac62f1e..58c6655f 100644
--- a/src/lib/libutil/imsg-buffer.c
+++ b/src/lib/libutil/imsg-buffer.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: imsg-buffer.c,v 1.7 2015/07/12 18:40:49 nicm Exp $	*/
+/*	$OpenBSD: imsg-buffer.c,v 1.8 2015/12/29 18:05:01 benno Exp $	*/
 
 /*
  * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -180,6 +180,8 @@ again:
 void
 ibuf_free(struct ibuf *buf)
 {
+	if (buf == NULL)
+		return;
 	free(buf->buf);
 	free(buf);
 }