* lisp/vc/add-log.el (change-log-next-buffer): Check file for nil.

diff --git a/lisp/vc/add-log.el b/lisp/vc/add-log.el
index ec9299a947abac8b4f3568119ead1a8083583f4b..ea2e8ec874a24655541e3cb27114fc8ce2e51f0c 100644 (file)
--- a/lisp/vc/add-log.el
+++ b/lisp/vc/add-log.el
@@ -1095,7 +1095,7 @@ file were isearch was started."
     ;; If there are no files that match the default pattern ChangeLog.[0-9],
     ;; return the current buffer to force isearch wrapping to its beginning.
     ;; If file is nil, multi-isearch-search-fun will signal "end of multi".
-    (if (file-exists-p file)
+    (if (and file (file-exists-p file))
        (find-file-noselect file)
       (current-buffer))))