From eaec459ee98e3b216a945f3198256036cfe927bb Mon Sep 17 00:00:00 2001
From: Carlos Garnacho <carlosg@gnome.org>
Date: Fri, 10 Oct 2014 19:12:27 +0200
Subject: [PATCH] st: Bail out on clipboard requests if there is no text.

If a selection request happens through foreign means, the selected
text is NULL, and a crash happens.

https://bugzilla.gnome.org/show_bug.cgi?id=738314
---
 src/st/st-clipboard.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/st/st-clipboard.c b/src/st/st-clipboard.c
index a09360dd5..32da14236 100644
--- a/src/st/st-clipboard.c
+++ b/src/st/st-clipboard.c
@@ -119,7 +119,8 @@ st_clipboard_provider (GdkXEvent *xevent_p,
   XSelectionRequestEvent *req_event;
   GdkDisplay *display = gdk_display_get_default ();
 
-  if (xev->type != SelectionRequest)
+  if (xev->type != SelectionRequest ||
+      !clipboard->priv->clipboard_text)
     return GDK_FILTER_CONTINUE;
 
   req_event = &xev->xselectionrequest;