]> git.baikalelectronics.ru Git - kernel.git/commit
ASoC: stm32: spdifrx: fix race condition in irq handler
authorOlivier Moysan <olivier.moysan@st.com>
Wed, 4 Dec 2019 15:43:32 +0000 (16:43 +0100)
committerMark Brown <broonie@kernel.org>
Tue, 24 Dec 2019 23:56:17 +0000 (23:56 +0000)
commitcdc0a7dccdfe98681e33eb2b9f1aa9a59d455a1f
treefc9fdb91d87a19e67c4f1db78dbe42e39bc04425
parent69a3416088e6082c78fd53f9c4bb875aadf56431
ASoC: stm32: spdifrx: fix race condition in irq handler

When snd_pcm_stop() is called in interrupt routine,
substream context may have already been released.
Add protection on substream context.

Fixes: cbc56cc64709 ("ASoC: stm32: Add SPDIFRX support")
Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Link: https://lore.kernel.org/r/20191204154333.7152-3-olivier.moysan@st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/stm/stm32_spdifrx.c