write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/drivers/watchdog/smsc37b787_wdt.c
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@@ -1,13 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *	SMsC 37B787 Watchdog Timer driver for Linux 2.6.x.x
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  *
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  *	Based on acquirewdt.c by Alan Cox <alan@lxorguk.ukuu.org.uk>
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  *	and some other existing drivers
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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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  *	The authors do NOT admit liability nor provide warranty for
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  *	any of this software. This material is provided "AS-IS" in
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@@ -40,7 +36,7 @@
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  *  mknod /dev/watchdog c 10 130
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  *
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  * For an example userspace keep-alive daemon, see:
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- *   Documentation/watchdog/wdt.txt
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+ *   Documentation/watchdog/wdt.rst
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  */
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 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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@@ -366,7 +362,7 @@
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 	pr_info("Watchdog enabled. Timeout set to %d %s\n",
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 		timeout, (unit == UNIT_SECOND) ? "second(s)" : "minute(s)");
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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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 /* close => shut off the timer */
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@@ -478,7 +474,7 @@
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 			return -EINVAL;
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 		timeout = new_timeout;
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 		wb_smsc_wdt_set_timeout(timeout);
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-		/* fall through and return the new timeout... */
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+		fallthrough;	/* and return the new timeout */
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 	case WDIOC_GETTIMEOUT:
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 		new_timeout = timeout;
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 		if (unit == UNIT_MINUTE)
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@@ -509,6 +505,7 @@
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 	.llseek		= no_llseek,
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 	.write		= wb_smsc_wdt_write,
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 	.unlocked_ioctl	= wb_smsc_wdt_ioctl,
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+	.compat_ioctl	= compat_ptr_ioctl,
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 	.open		= wb_smsc_wdt_open,
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 	.release	= wb_smsc_wdt_release,
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 };