(redisplay_internal): Check that the frame is still

live after redisplay of its windows.
(redisplay_windows): Check that the window is still live.

2 files changed, 11 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 21803be7508..a0bb104d32c 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,9 @@
+2009-06-18  Andreas Schwab  <aschwab@redhat.com>
+
+        * xdisp.c (redisplay_internal): Check that the frame is still
+        live after redisplay of its windows.
+        (redisplay_windows): Check that the window is still live.
+
 2009-06-17  Andreas Schwab  <schwab@linux-m68k.org>
 
         * coding.c (detect_coding_utf_16): Fix previous change.
diff --git a/src/xdisp.c b/src/xdisp.c
index dd2c8714c0c..8094b8f8e13 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -11838,6 +11838,10 @@ redisplay_internal (preserve_echo_area)
               if (FRAME_VISIBLE_P (f) && !FRAME_OBSCURED_P (f))
                 redisplay_windows (FRAME_ROOT_WINDOW (f));
 
+              /* The X error handler may have deleted that frame.  */
+              if (!FRAME_LIVE_P (f))
+                continue;
+
               /* Any scroll bars which redisplay_windows should have
                  nuked should now go away.  */
               if (FRAME_TERMINAL (f)->judge_scroll_bars_hook)
@@ -12255,7 +12259,7 @@ redisplay_windows (window)
         redisplay_windows (w->hchild);
       else if (!NILP (w->vchild))
         redisplay_windows (w->vchild);
-      else
+      else if (!NILP (w->buffer))
         {
           displayed_buffer = XBUFFER (w->buffer);
           /* Use list_of_error, not Qerror, so that