ASoC: rt5640: Fix NULL dereference on module unload
authorDmitry Osipenko <digetx@gmail.com>
Mon, 6 Jan 2020 01:47:07 +0000 (04:47 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 5 Feb 2020 21:22:44 +0000 (21:22 +0000)
commit1a18f3a7dbbf7f0dfd6c5ad60ffedd445126ddbb
tree9f1f21f17ec44a227ea9bc77577beb72a78ad947
parentaab165d61cb463aaff312124c9b4c0c649448986
ASoC: rt5640: Fix NULL dereference on module unload

[ Upstream commit 89b71b3f02d8ae5a08a1dd6f4a2098b7b868d498 ]

The rt5640->jack is NULL if jack is already disabled at the time of
driver's module unloading.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20200106014707.11378-1-digetx@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
sound/soc/codecs/rt5640.c