1 files changed, 3 insertions, 1 deletions

diff --git a/lisp/international/mule-cmds.el b/lisp/international/mule-cmds.el
index 17004f6bcd5..69dbb5c2445 100644
--- a/lisp/international/mule-cmds.el
+++ b/lisp/international/mule-cmds.el
@@ -2526,7 +2526,9 @@ See also `locale-charset-language-names', `locale-language-names',
         ;; If a specific EOL conversion was specified in the default
         ;; buffer-file-coding-system, preserve it in the coding system
         ;; we will be using from now on.
-        (if (memq default-eol-type '(0 1 2 unix dos mac))
+        (if (and (memq default-eol-type '(0 1 2 unix dos mac))
+                 coding-system
+                 (coding-system-p coding-system))
             (setq coding-system (coding-system-change-eol-conversion
                                  coding-system default-eol-type)))