1 files changed, 2 insertions, 1 deletions

diff --git a/src/fs/gnunet-fs-gtk_main-window-search.c b/src/fs/gnunet-fs-gtk_main-window-search.c
index ff43ff62..cf4d969c 100644
--- a/src/fs/gnunet-fs-gtk_main-window-search.c
+++ b/src/fs/gnunet-fs-gtk_main-window-search.c
@@ -63,7 +63,8 @@ start_search (struct GNUNET_GTK_MainWindowContext *main_ctx)
     if ( (NULL != mime_model) && 
          gtk_combo_box_get_active_iter (mime_combo, &iter))
       gtk_tree_model_get (mime_model, &iter, 0, &mime_keyword, -1);
-    if (0 == strcmp (mime_keyword, " "))
+    if ( (NULL != mime_keyword) &&
+         (0 == strcmp (mime_keyword, " ")) )
     {
       g_free (mime_keyword);
       mime_keyword = NULL;