change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/watchdog/wdt.c
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@@ -1,13 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0+
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 /*
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  *	Industrial Computer Source WDT501 driver
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  *
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  *	(c) Copyright 1996-1997 Alan Cox <alan@lxorguk.ukuu.org.uk>,
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  *						All Rights Reserved.
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- *
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- *	This program is free software; you can redistribute it and/or
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- *	modify it under the terms of the GNU General Public License
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- *	as published by the Free Software Foundation; either version
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- *	2 of the License, or (at your option) any later version.
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  *
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  *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
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  *	warranty for any of this software. This material is provided
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@@ -393,7 +389,7 @@
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 		if (wdt_set_heartbeat(new_heartbeat))
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 			return -EINVAL;
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 		wdt_ping();
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-		/* Fall */
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+		fallthrough;
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 	case WDIOC_GETTIMEOUT:
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 		return put_user(heartbeat, p);
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 	default:
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@@ -421,7 +417,7 @@
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 	 *	Activate
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 	 */
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 	wdt_start();
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-	return nonseekable_open(inode, file);
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+	return stream_open(inode, file);
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 }
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 /**
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@@ -481,7 +477,7 @@
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 static int wdt_temp_open(struct inode *inode, struct file *file)
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 {
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-	return nonseekable_open(inode, file);
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+	return stream_open(inode, file);
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 }
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 /**
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@@ -527,6 +523,7 @@
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 	.llseek		= no_llseek,
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 	.write		= wdt_write,
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 	.unlocked_ioctl	= wdt_ioctl,
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+	.compat_ioctl	= compat_ptr_ioctl,
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 	.open		= wdt_open,
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 	.release	= wdt_release,
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 };