* net/tramp-sh.el (tramp-sh-handle-file-truename): Quote the file

name twice due to backticks.  (Bug#17238)

lisp/ChangeLog

+2014-04-11  Michael Albinus  <michael.albinus@gmx.de>
+
+	* net/tramp-sh.el (tramp-sh-handle-file-truename): Quote the file
+	name twice due to backticks.  (Bug#17238)
+
 2014-04-11  Glenn Morris  <rgm@gnu.org>
 
 	* term/w32-win.el (x-win-suspend-error):

lisp/net/tramp-sh.el

@@ -950,13 +950,15 @@ target of the symlink differ."
 	  (tramp-message v 4 "Finding true name for `%s'" filename)
 	  (cond
 	   ;; Use GNU readlink --canonicalize-missing where available.
+	   ;; We must quote the file name twice due to the backticks.
 	   ((tramp-get-remote-readlink v)
 	    (setq result
 		  (tramp-send-command-and-read
 		   v
 		   (format "echo \"\\\"`%s --canonicalize-missing %s`\\\"\""
 			   (tramp-get-remote-readlink v)
-			   (tramp-shell-quote-argument localname)))))
+			   (tramp-shell-quote-argument
+			    (tramp-shell-quote-argument localname))))))
 
 	   ;; Use Perl implementation.
 	   ((and (tramp-get-remote-perl v)