From 10c6258e326f6fcc749747334de9fc1672296719 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 2 May 2016 11:14:13 +0200
Subject: [PATCH] minor CODING_STYLE clarification

---
 CODING_STYLE | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/CODING_STYLE b/CODING_STYLE
index c2b2e56d5d6..b689355c9a6 100644
--- a/CODING_STYLE
+++ b/CODING_STYLE
@@ -240,6 +240,11 @@
 
       unlink("/foo/bar/baz");
 
+  Don't cast function calls to (void) that return no error
+  conditions. Specifically, the various xyz_unref() calls that return a NULL
+  object shouldn't be cast to (void), since not using the return value does not
+  hide any errors.
+
 - Don't invoke exit(), ever. It is not replacement for proper error
   handling. Please escalate errors up your call chain, and use normal
   "return" to exit from the main function of a process. If you
-- 
2.39.2