[PATCH] Fix build error: unused-result

[Chengwei Yang]

Signed-off-by: Chengwei Yang <chengwei.yang at intel.com>
---
 bus/main.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/bus/main.c b/bus/main.c
index ca0be3c..9eb5928 100644
--- a/bus/main.c
+++ b/bus/main.c
@@ -59,6 +59,7 @@ typedef enum
 static void
 signal_handler (int sig)
 {
+  int unused;
   switch (sig)
     {
 #ifdef DBUS_BUS_ENABLE_DNOTIFY_ON_LINUX
@@ -91,7 +92,7 @@ signal_handler (int sig)
             static const char message[] =
               "Unable to write to reload pipe - buffer full?\n";
 
-            write (STDERR_FILENO, message, strlen (message));
+            unused = write (STDERR_FILENO, message, strlen (message));
           }
       }
       break;
@@ -113,8 +114,8 @@ signal_handler (int sig)
               "Unable to write termination signal to pipe - buffer full?\n"
               "Will exit instead.\n";
 
-            write (STDERR_FILENO, message, strlen (message));
-            _exit (1);
+            unused = write (STDERR_FILENO, message, strlen (message));
+            _exit (1 || unused);
           }
       }
       break;
-- 
1.7.9.5