Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/net/fddi/skfp/ecm.c b/drivers/net/fddi/skfp/ecm.c
index eee9ba9..15c503f 100644
--- a/drivers/net/fddi/skfp/ecm.c
+++ b/drivers/net/fddi/skfp/ecm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /******************************************************************************
  *
  *	(C)Copyright 1998,1999 SysKonnect,
@@ -5,11 +6,6 @@
  *
  *	See the file "skfddi.c" for further information.
  *
- *	This program is free software; you can redistribute it and/or modify
- *	it under the terms of the GNU General Public License as published by
- *	the Free Software Foundation; either version 2 of the License, or
- *	(at your option) any later version.
- *
  *	The information in this file is provided "AS IS" without warranty.
  *
  ******************************************************************************/
@@ -30,7 +26,6 @@
  *
  * 	The following external HW dependent functions are referenced :
  * 		sm_pm_bypass_req()
- * 		sm_pm_ls_latch()
  * 		sm_pm_get_ls()
  * 
  * 	The following HW dependent events are required :
@@ -356,8 +351,6 @@
 		 */
 		start_ecm_timer(smc,smc->s.ecm_check_poll,0) ;
 		smc->e.ecm_line_state = TRUE ;	/* flag to pcm: report Q/HLS */
-		(void) sm_pm_ls_latch(smc,PA,1) ; /* enable line state latch */
-		(void) sm_pm_ls_latch(smc,PB,1) ; /* enable line state latch */
 		ACTIONS_DONE() ;
 		break ;
 	case EC6_CHECK :