[RFC][PATCH v3 29/33] timers: ALSA: Use timer_shutdown_sync() before freeing timer

From: Steven Rostedt
Date: Fri Nov 04 2022 - 01:50:29 EST


From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx>

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

Link: https://lore.kernel.org/all/20220407161745.7d6754b3@xxxxxxxxxxxxxxxxxx/

Cc: Jaroslav Kysela <perex@xxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxxx>
Cc: Austin Kim <austin.kim@xxxxxxx>
Cc: alsa-devel@xxxxxxxxxxxxxxxx
Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
---
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