]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
ASoC: stm32: sai: fix device leak on probe
authorJohan Hovold <johan@kernel.org>
Mon, 24 Nov 2025 10:49:05 +0000 (11:49 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 19 Jan 2026 12:11:55 +0000 (13:11 +0100)
commit3847ea8a9b5cdfa7cc3240db9d004d35b9e36201
tree3a879842b0829eedc4f576eb3c7c81c1e6e47c72
parent2dc65cf1a494f721670c3647899a00ae5a6db04e
ASoC: stm32: sai: fix device leak on probe

commit e26ff429eaf10c4ef1bc3dabd9bf27eb54b7e1f4 upstream.

Make sure to drop the reference taken when looking up the sync provider
device and its driver data during DAI probe on probe failures and on
unbind.

Note that holding a reference to a device does not prevent its driver
data from going away so there is no point in keeping the reference.

Fixes: 7dd0d835582f ("ASoC: stm32: sai: simplify sync modes management")
Fixes: 1c3816a19487 ("ASoC: stm32: sai: add missing put_device()")
Cc: stable@vger.kernel.org # 4.16: 1c3816a19487
Cc: olivier moysan <olivier.moysan@st.com>
Cc: Wen Yang <yellowriver2010@hotmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: olivier moysan <olivier.moysan@foss.st.com>
Link: https://patch.msgid.link/20251124104908.15754-2-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
sound/soc/stm/stm32_sai.c