Minor connection-local variables fixes

* doc/emacs/custom.texi (Connection Variables): Warn about
specifying the same variable twice.

* lisp/files-x.el (connection-local-get-profiles): Normalize criteria.

1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/files-x.el b/lisp/files-x.el
index 9b1a7a17902..477ca059b2a 100644
--- a/lisp/files-x.el
+++ b/lisp/files-x.el
@@ -644,7 +644,8 @@ Return a reordered plist."
   "Return the connection profiles list for CRITERIA.
 CRITERIA is a plist identifying a connection and the application
 using this connection, see `connection-local-criteria-alist'."
-  (let (profiles)
+  (let ((criteria (connection-local-normalize-criteria criteria))
+        profiles)
     (dolist (crit-alist connection-local-criteria-alist)
       (let ((crit criteria)
             (match t))