linux-kernel - [RFC][PATCH v3 29/33] timers: ALSA: Use timer_shutdown

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Date:   Fri, 04 Nov 2022 01:41:22 -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>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Austin Kim <austin.kim@....com>,
        alsa-devel@...a-project.org
Subject: [RFC][PATCH v3 29/33] timers: ALSA: 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: Jaroslav Kysela <perex@...ex.cz>
Cc: Takashi Iwai <tiwai@...e.com>
Cc: Austin Kim <austin.kim@....com>
Cc: alsa-devel@...a-project.org
Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
---
 sound/i2c/other/ak4117.c | 2 +-
 sound/synth/emux/emux.c  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/i2c/other/ak4117.c b/sound/i2c/other/ak4117.c
index 1bc43e927d82..640501bb3ca6 100644
--- a/sound/i2c/other/ak4117.c
+++ b/sound/i2c/other/ak4117.c
@@ -47,7 +47,7 @@ static void reg_dump(struct ak4117 *ak4117)
 
 static void snd_ak4117_free(struct ak4117 *chip)
 {
-	del_timer_sync(&chip->timer);
+	timer_shutdown_sync(&chip->timer);
 	kfree(chip);
 }
 
diff --git a/sound/synth/emux/emux.c b/sound/synth/emux/emux.c
index a870759d179e..0006c3ddb51d 100644
--- a/sound/synth/emux/emux.c
+++ b/sound/synth/emux/emux.c
@@ -129,7 +129,7 @@ int snd_emux_free(struct snd_emux *emu)
 	if (! emu)
 		return -EINVAL;
 
-	del_timer_sync(&emu->tlist);
+	timer_shutdown_sync(&emu->tlist);
 
 	snd_emux_proc_free(emu);
 	snd_emux_delete_virmidi(emu);
-- 
2.35.1