From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 22 Nov 2017 11:10:39 +0000 (+0100)
Subject: logind: fix sysfs change trigger code
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=11bedc5cabb1c7c75b16bdb8276db8b764352b0a;p=elogind.git

logind: fix sysfs change trigger code

We can't create files in sysfs, hence don't bother. Also if we ignore
the return value, do so explicitly by casting to void.
---

diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index e13010ecf..0ac16de2d 100644
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -1252,7 +1252,7 @@ static int trigger_device(Manager *m, struct udev_device *d) {
                 if (!t)
                         return -ENOMEM;
 
-                write_string_file(t, "change", WRITE_STRING_FILE_CREATE);
+                (void) write_string_file(t, "change", 0);
         }
 
         return 0;