greeter: clean up some benign warnings

1 files changed, 4 insertions, 3 deletions

diff --git a/gui/simple-greeter/gdm-greeter-login-window.c b/gui/simple-greeter/gdm-greeter-login-window.c
index abd67076..4b12582a 100644
--- a/gui/simple-greeter/gdm-greeter-login-window.c
+++ b/gui/simple-greeter/gdm-greeter-login-window.c
@@ -392,6 +392,10 @@ set_log_in_button_mode (GdmGreeterLoginWindow *login_window,
                                                       NULL, /* priority */
                                                       &in_use,
                                                       NULL); /* is separate */
+
+                if (!res) {
+                        in_use = FALSE;
+                }
         }
 
         if (login_window->priv->current_button != NULL) {
@@ -490,7 +494,6 @@ static void
 switch_mode (GdmGreeterLoginWindow *login_window,
              int                    number)
 {
-        const char *default_name;
         GtkWidget  *box;
 
         /* Should never switch to MODE_UNDEFINED */
@@ -504,8 +507,6 @@ switch_mode (GdmGreeterLoginWindow *login_window,
                 login_window->priv->dialog_mode = number;
         }
 
-        default_name = NULL;
-
         switch (number) {
         case MODE_SELECTION:
                 set_log_in_button_mode (login_window, LOGIN_BUTTON_HIDDEN);