patch 8.0.0648: possible use of NULL pointer commit https://github.com/vim/vim/commit/fadacf01d0dbcc7a96ef5eee0ad57956eeab04d7 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jun 19 20:35:32 2017 +0200 patch 8.0.0648: possible use of NULL pointer Problem: Possible use of NULL pointer if buflist_new() returns NULL. (Coverity) Solution: Check for NULL pointer in set_bufref().

--- a/src/buffer.c
+++ b/src/buffer.c
@@ -372,7 +372,7 @@ open_buffer(
 set_bufref(bufref_T *bufref, buf_T *buf)
 {
     bufref->br_buf = buf;
-    bufref->br_fnum = buf->b_fnum;
+    bufref->br_fnum = buf == NULL ? 0 : buf->b_fnum;
     bufref->br_buf_free_count = buf_free_count;
 }