cifs: fix confusing warning message on reconnect

When DFS is not used on the mount we should not be mentioning
DFS in the warning message on reconnect (it could be confusing).

Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>

Author: smfrench

fs/cifs/connect.c

@@ -483,7 +483,7 @@ cifs_reconnect(struct TCP_Server_Info *server)
 		cifs_sb = NULL;
 	} else {
 		rc = reconn_setup_dfs_targets(cifs_sb, &tgt_list, &tgt_it);
-		if (rc) {
+		if (rc && (rc != -EOPNOTSUPP)) {
 			cifs_dbg(VFS, "%s: no target servers for DFS failover\n",
 				 __func__);
 		} else {