From: Frederic Crozat <fcrozat@suse.com>
Date: Tue, 28 May 2013 15:17:35 +0200
Subject: ensure shortname is set as hostname (bnc#820213)

strip hostname so the domain part isn't set as part of the hostname
---
 src/core/hostname-setup.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/core/hostname-setup.c b/src/core/hostname-setup.c
index 0ce683b..1c8e555 100644
--- a/src/core/hostname-setup.c
+++ b/src/core/hostname-setup.c
@@ -32,7 +32,7 @@
 #include "fileio.h"
 
 static int read_and_strip_hostname(const char *path, char **hn) {
-        char *s;
+        char *s, *domain;
         int r;
 
         assert(path);
@@ -49,6 +49,11 @@ static int read_and_strip_hostname(const char *path, char **hn) {
                 return -ENOENT;
         }
 
+        /* strip any leftover of a domain name */
+        if (domain = strchr(s, '.')) {
+                *domain = NULL;
+        }
+
         *hn = s;
         return 0;
 }