Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/irqchip/irq-renesas-intc-irqpin.c b/drivers/irqchip/irq-renesas-intc-irqpin.c
index c6e6c9e..f82bc60 100644
--- a/drivers/irqchip/irq-renesas-intc-irqpin.c
+++ b/drivers/irqchip/irq-renesas-intc-irqpin.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Renesas INTC External IRQ Pin Driver
  *
  *  Copyright (C) 2013 Magnus Damm
- *
- * 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
- *
- * 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
 #include <linux/init.h>
@@ -401,10 +389,8 @@
 	int k;
 
 	p = devm_kzalloc(dev, sizeof(*p), GFP_KERNEL);
-	if (!p) {
-		dev_err(dev, "failed to allocate driver data\n");
+	if (!p)
 		return -ENOMEM;
-	}
 
 	/* deal with driver instance configuration */
 	of_property_read_u32(dev->of_node, "sense-bitfield-width",
@@ -522,7 +508,8 @@
 	}
 
 	irq_chip = &p->irq_chip;
-	irq_chip->name = name;
+	irq_chip->name = "intc-irqpin";
+	irq_chip->parent_device = dev;
 	irq_chip->irq_mask = disable_fn;
 	irq_chip->irq_unmask = enable_fn;
 	irq_chip->irq_set_type = intc_irqpin_irq_set_type;