Fix uninitialized pointer crash for "Save As"

The "filename" variable was only initialized when the user accepted the
name, so cancelling the file save would randomly use an uninitialized
pointer.

Reported-by: Miika Turkia <miika.turkia@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/gtk-gui.c b/gtk-gui.c
index 5bc46d219..18c19c79f 100644
--- a/gtk-gui.c
+++ b/gtk-gui.c
@@ -173,7 +173,7 @@ static void file_open(GtkWidget *w, gpointer data)
 static void file_save_as(GtkWidget *w, gpointer data)
 {
 	GtkWidget *dialog;
-	char *filename;
+	char *filename = NULL;
 	dialog = gtk_file_chooser_dialog_new("Save File As",
 		GTK_WINDOW(main_window),
 		GTK_FILE_CHOOSER_ACTION_SAVE,