15 Jul
2022
15 Jul
'22
10:27 a.m.
On Sat, 09 Jul 2022 18:47:41 +0200, Takashi Iwai wrote:
On Wed, 06 Jul 2022 14:02:26 +0200, Cezary Rojewski wrote:
When codec is unbound but not yet removed, in the eyes of snd_hdac_bus_process_unsol_events() it is still a valid target to delegate work to. Such behaviour may lead to use-after-free errors. Address by verifying if codec is actually registered.
Signed-off-by: Cezary Rojewski cezary.rojewski@intel.com
include/sound/hda_codec.h | 1 - include/sound/hdaudio.h | 1 + sound/hda/hdac_bus.c | 2 +- sound/pci/hda/hda_codec.c | 10 +++++----- sound/soc/codecs/hda.c | 4 ++--
This patch doesn't apply cleanly because the change in sound/soc/codecs/hda.c still not included in my tree.
Now merged to for-next branch.
thanks,
Takashi