(redisplay_window): Don't do the scroll_step thing

if startp is outside the accessible part of the buffer.

diff --git a/src/xdisp.c b/src/xdisp.c
index c64dd89f81d2cba3842013897abf5b7f24f35ad5..aa7226cfd8acc7aa7ac05e42272e53b736b3442a 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -1679,7 +1679,8 @@ redisplay_window (window, just_this_one)
 
   /* Try to scroll by specified few lines */
 
-  if (scroll_step && !current_buffer->clip_changed)
+  if (scroll_step && !current_buffer->clip_changed
+      && startp >= BEGV && startp <= ZV)
     {
       if (PT > startp)
        {