linux-kernel - [RFC][PATCH v3 05/33] timers: ACPI: Use timer_shutdown

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Date:   Fri, 04 Nov 2022 01:40:58 -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 <lenb@...nel.org>, James Morse <james.morse@....com>,
        Tony Luck <tony.luck@...el.com>,
        Borislav Petkov <bp@...en8.de>,
        Shuai Xue <xueshuai@...ux.alibaba.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Jarkko Sakkinen <jarkko@...nel.org>, linux-acpi@...r.kernel.org
Subject: [RFC][PATCH v3 05/33] timers: ACPI: Use timer_shutdown_sync() before freeing timer

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

Before a timer is freed, timer_shutdown_sync() must be called.

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

Cc: "Rafael J. Wysocki" <rafael@...nel.org>
Cc: Len Brown <lenb@...nel.org>
Cc: James Morse <james.morse@....com>
Cc: Tony Luck <tony.luck@...el.com>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Shuai Xue <xueshuai@...ux.alibaba.com>
Cc: Dave Hansen <dave.hansen@...ux.intel.com>
Cc: Jarkko Sakkinen <jarkko@...nel.org>
Cc: linux-acpi@...r.kernel.org
Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
---
 drivers/acpi/apei/ghes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index 9952f3a792ba..9a0e41c21cf9 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -1405,7 +1405,7 @@ static int ghes_remove(struct platform_device *ghes_dev)
 	ghes->flags |= GHES_EXITING;
 	switch (generic->notify.type) {
 	case ACPI_HEST_NOTIFY_POLLED:
-		del_timer_sync(&ghes->timer);
+		timer_shutdown_sync(&ghes->timer);
 		break;
 	case ACPI_HEST_NOTIFY_EXTERNAL:
 		free_irq(ghes->irq, ghes);
-- 
2.35.1