1 files changed, 23 insertions, 16 deletions

diff --git a/src/anastasis/anastasis-gtk_handle-secret-buttons.c b/src/anastasis/anastasis-gtk_handle-secret-buttons.c
index 5aa97dc..5193be6 100644
--- a/src/anastasis/anastasis-gtk_handle-secret-buttons.c
+++ b/src/anastasis/anastasis-gtk_handle-secret-buttons.c
@@ -222,18 +222,20 @@ save_secret_dialog_response_cb (GtkDialog *dialog,
 {
   GtkBuilder *builder = GTK_BUILDER (user_data);
   char *filename;
-  size_t data_len;
-  const char *text;
-  void *data;
+  size_t data_len = 0;
+  const char *text = NULL;
+  void *data = NULL;
   json_t *cs;
   struct GNUNET_JSON_Specification cspec[] = {
     GNUNET_JSON_spec_mark_optional (
       GNUNET_JSON_spec_string ("text",
-                               &text)),
+                               &text),
+      NULL),
     GNUNET_JSON_spec_mark_optional (
       GNUNET_JSON_spec_varsize ("value",
                                 &data,
-                                &data_len)),
+                                &data_len),
+      NULL),
     GNUNET_JSON_spec_end ()
   };
 
@@ -330,16 +332,18 @@ anastasis_gtk_secret_save_as_button_clicked_cb (GtkButton *button,
 
   GtkWidget *ad;
   GtkBuilder *builder;
-  const char *mime;
-  const char *fn;
+  const char *mime = NULL;
+  const char *fn = NULL;
   json_t *cs;
   struct GNUNET_JSON_Specification spec[] = {
     GNUNET_JSON_spec_mark_optional (
       GNUNET_JSON_spec_string ("filename",
-                               &fn)),
+                               &fn),
+      NULL),
     GNUNET_JSON_spec_mark_optional (
       GNUNET_JSON_spec_string ("mime",
-                               &mime)),
+                               &mime),
+      NULL),
     GNUNET_JSON_spec_end ()
   };
 
@@ -398,22 +402,25 @@ void
 anastasis_gtk_secret_copy_button_clicked_cb (GtkButton *button,
                                              gpointer user_data)
 {
-  size_t data_len;
-  void *data;
-  const char *mime;
-  const char *text;
+  size_t data_len = 0;
+  void *data = NULL;
+  const char *mime = NULL;
+  const char *text = NULL;
   json_t *cs;
   struct GNUNET_JSON_Specification spec[] = {
     GNUNET_JSON_spec_mark_optional (
       GNUNET_JSON_spec_varsize ("value",
                                 &data,
-                                &data_len)),
+                                &data_len),
+      NULL),
     GNUNET_JSON_spec_mark_optional (
       GNUNET_JSON_spec_string ("mime",
-                               &mime)),
+                               &mime),
+      NULL),
     GNUNET_JSON_spec_mark_optional (
       GNUNET_JSON_spec_string ("text",
-                               &text)),
+                               &text),
+      NULL),
     GNUNET_JSON_spec_end ()
   };
   GtkClipboard *cb;