Fix a typo in bibtex.el

* lisp/textmodes/bibtex.el (bibtex-insert-kill): Fix a typo from
last change.  (Bug#20429)

1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/textmodes/bibtex.el b/lisp/textmodes/bibtex.el
index 8a018520f5f..10edefc9d3e 100644
--- a/lisp/textmodes/bibtex.el
+++ b/lisp/textmodes/bibtex.el
@@ -2229,7 +2229,7 @@ Optional arg COMMA is as in `bibtex-enclosing-field'."
                        bibtex-entry-kill-ring))
       ;; If we copied an entry from a buffer containing only this one entry,
       ;; it can be missing the second "\n".
-      (unless (looking-back "\n\n" (- (point 2))) (insert "\n"))
+      (unless (looking-back "\n\n" (- (point) 2)) (insert "\n"))
       (unless (functionp bibtex-reference-keys)
         ;; update `bibtex-reference-keys'
         (save-excursion