Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c
index 029206e..2a6ec53 100644
--- a/drivers/net/hippi/rrunner.c
+++ b/drivers/net/hippi/rrunner.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * rrunner.c: Linux driver for the Essential RoadRunner HIPPI board.
  *
@@ -9,11 +10,6 @@
  * for sorting out the legal issues, with the NDA, allowing the code to
  * be released under the GPL.
  *
- * 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.
- *
  * Thanks to Jayaram Bhat from ODS/Essential for fixing some of the
  * stupid bugs in my code.
  *
@@ -1200,7 +1196,6 @@
 		goto error;
 	}
 	rrpriv->rx_ctrl_dma = dma_addr;
-	memset(rrpriv->rx_ctrl, 0, 256*sizeof(struct ring_ctrl));
 
 	rrpriv->info = pci_alloc_consistent(pdev, sizeof(struct rr_info),
 					    &dma_addr);
@@ -1209,7 +1204,6 @@
 		goto error;
 	}
 	rrpriv->info_dma = dma_addr;
-	memset(rrpriv->info, 0, sizeof(struct rr_info));
 	wmb();
 
 	spin_lock_irqsave(&rrpriv->lock, flags);
@@ -1298,11 +1292,11 @@
 	if (rrpriv->tx_skbuff[cons]){
 		len = min_t(int, 0x80, rrpriv->tx_skbuff[cons]->len);
 		printk("skbuff for cons %i is valid - dumping data (0x%x bytes - skbuff len 0x%x)\n", cons, len, rrpriv->tx_skbuff[cons]->len);
-		printk("mode 0x%x, size 0x%x,\n phys %08Lx, skbuff-addr %08lx, truesize 0x%x\n",
+		printk("mode 0x%x, size 0x%x,\n phys %08Lx, skbuff-addr %p, truesize 0x%x\n",
 		       rrpriv->tx_ring[cons].mode,
 		       rrpriv->tx_ring[cons].size,
 		       (unsigned long long) rrpriv->tx_ring[cons].addr.addrlo,
-		       (unsigned long)rrpriv->tx_skbuff[cons]->data,
+		       rrpriv->tx_skbuff[cons]->data,
 		       (unsigned int)rrpriv->tx_skbuff[cons]->truesize);
 		for (i = 0; i < len; i++){
 			if (!(i & 7))