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Date:   Fri, 04 Nov 2022 01:41:00 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     linux-kernel@...r.kernel.org
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Stephen Boyd <sboyd@...nel.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Anna-Maria Gleixner <anna-maria@...utronix.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-pm@...r.kernel.org
Subject: [RFC][PATCH v3 07/33] timers: PM: Use timer_shutdown_sync()

From: "Steven Rostedt (Google)" <rostedt@...dmis.org>

Instead of open coding making the timer look like it was not registered by
setting the function pointer to NULL, call timer_shutdown_sync() that does
the same thing.

Link: https://lore.kernel.org/all/20220407161745.7d6754b3@gandalf.local.home/

Cc: "Rafael J. Wysocki" <rafael@...nel.org>
Cc: Len Brown <len.brown@...el.com>
Cc: Pavel Machek <pavel@....cz>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-pm@...r.kernel.org
Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
---
 drivers/base/power/wakeup.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c
index 7cc0c0cf8eaa..c6d68bdcac68 100644
--- a/drivers/base/power/wakeup.c
+++ b/drivers/base/power/wakeup.c
@@ -202,12 +202,7 @@ void wakeup_source_remove(struct wakeup_source *ws)
 	raw_spin_unlock_irqrestore(&events_lock, flags);
 	synchronize_srcu(&wakeup_srcu);
 
-	del_timer_sync(&ws->timer);
-	/*
-	 * Clear timer.function to make wakeup_source_not_registered() treat
-	 * this wakeup source as not registered.
-	 */
-	ws->timer.function = NULL;
+	timer_shutdown_sync(&ws->timer);
 }
 EXPORT_SYMBOL_GPL(wakeup_source_remove);
 
-- 
2.35.1

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