hostnamed: pretty_string_is_safe() already exists in string_has_cc(), so use that

diff --git a/src/hostname/hostnamed.c b/src/hostname/hostnamed.c
index 25e154b224870f1e54feb531a20e869fe7f9c3d8..859b5a07845400ce1bd86523f642422415802d53 100644 (file)
--- a/src/hostname/hostnamed.c
+++ b/src/hostname/hostnamed.c
@@ -159,19 +159,6 @@ static bool valid_chassis(const char *chassis) {
                         chassis);
 }
 
-static bool pretty_string_is_safe(const char *p) {
-       const char *t;
-
-       assert(p);
-
-       for (t = p; *t; t++) {
-               if (*t >= '\0' && *t < ' ')
-                       return false;
-       }
-
-       return true;
-}
-
 static const char* fallback_chassis(void) {
         int r;
         char *type;
@@ -566,7 +553,7 @@ static DBusHandlerResult hostname_message_handler(
                                  * safe than sorry */
                                 if (k == PROP_ICON_NAME && !filename_is_safe(name))
                                         return bus_send_error_reply(connection, message, NULL, -EINVAL);
-                                if (k == PROP_PRETTY_HOSTNAME && !pretty_string_is_safe(name))
+                                if (k == PROP_PRETTY_HOSTNAME && string_has_cc(name))
                                         return bus_send_error_reply(connection, message, NULL, -EINVAL);
                                 if (k == PROP_CHASSIS && !valid_chassis(name))
                                         return bus_send_error_reply(connection, message, NULL, -EINVAL);