Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c
index 023b8d0..e39f41e 100644
--- a/drivers/net/usb/asix_common.c
+++ b/drivers/net/usb/asix_common.c
@@ -1,22 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * ASIX AX8817X based USB 2.0 Ethernet Devices
  * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
  * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
  * Copyright (C) 2006 James Painter <jamie.painter@iname.com>
  * Copyright (c) 2002-2003 TiVo Inc.
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include "asix.h"
@@ -233,6 +221,7 @@
 	int tailroom = skb_tailroom(skb);
 	u32 packet_len;
 	u32 padbytes = 0xffff0000;
+	void *ptr;
 
 	padlen = ((skb->len + 4) & (dev->maxpacket - 1)) ? 0 : 4;
 
@@ -268,13 +257,11 @@
 	}
 
 	packet_len = ((skb->len ^ 0x0000ffff) << 16) + skb->len;
-	skb_push(skb, 4);
-	cpu_to_le32s(&packet_len);
-	skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len));
+	ptr = skb_push(skb, 4);
+	put_unaligned_le32(packet_len, ptr);
 
 	if (padlen) {
-		cpu_to_le32s(&padbytes);
-		memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes));
+		put_unaligned_le32(padbytes, skb_tail_pointer(skb));
 		skb_put(skb, sizeof(padbytes));
 	}