[nautilus] eel-stock-dialogs: Start and end va_list

[António Fernandes <antoniof src gnome org>]

commit 130a676b088f4ae170e09c713de9f9d07a9c627c
Author: António Fernandes <antoniojpfernandes gmail com>
Date:   Wed Dec 29 11:14:06 2021 +0000

    eel-stock-dialogs: Start and end va_list
    
    This got lost in the refactoring and results in it not being initialized.
    Thanks to Abderrahim Kitouni for reporting.

 eel/eel-stock-dialogs.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/eel/eel-stock-dialogs.c b/eel/eel-stock-dialogs.c
index e8568eb5d..8cf2efbcd 100644
--- a/eel/eel-stock-dialogs.c
+++ b/eel/eel-stock-dialogs.c
@@ -354,6 +354,7 @@ eel_show_simple_dialog (GtkWidget     *parent,
                   "secondary-text", secondary_text,
                   NULL);
 
+    va_start (button_title_args, secondary_text);
     response_id = 0;
     while (1)
     {
@@ -366,7 +367,7 @@ eel_show_simple_dialog (GtkWidget     *parent,
         gtk_dialog_set_default_response (GTK_DIALOG (dialog), response_id);
         response_id++;
     }
-
+    va_end (button_title_args);
 
     gtk_widget_show_all (dialog);