Fix problem with temp buffer killing in package-install-file

* lisp/emacs-lisp/package.el (package-install-file): Allow killing
the temporary buffer without querying (bug#51769).

diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el
index 5445fa970f8fc146c9e821e2cb7d2327e76548c2..2c37e19980d5f487708490e2c2f7dd715be2aabb 100644 (file)
--- a/lisp/emacs-lisp/package.el
+++ b/lisp/emacs-lisp/package.el
@@ -2239,6 +2239,7 @@ directory."
           (dired-mode))
       (insert-file-contents-literally file)
       (set-visited-file-name file)
+      (set-buffer-modified-p nil)
       (when (string-match "\\.tar\\'" file) (tar-mode)))
     (package-install-from-buffer)))