* textprop.c (set_text_properties_1): Do not allow NULL interval.

Rename 4th argument since it may be buffer or string.  Adjust comment.
* intervals.c (graft_intervals_info_buffer): Find an interval here.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/intervals.c b/src/intervals.c
index 1ed93e1302d..807bbbfaa33 100644
--- a/src/intervals.c
+++ b/src/intervals.c
@@ -1624,7 +1624,8 @@ graft_intervals_into_buffer (INTERVAL source, ptrdiff_t position,
           XSETBUFFER (buf, buffer);
           set_text_properties_1 (make_number (position),
                                  make_number (position + length),
-                                 Qnil, buf, 0);
+                                 Qnil, buf,
+                                 find_interval (tree, position));
         }
       /* Shouldn't be necessary.  --Stef  */
       buffer_balance_intervals (buffer);