Niranjan Dighe f0c6c418c5 adsp: Fix crash in fe_widget_event after pcm close ...

Dangling reference to pcm runtime data in app->private_data was
leading to a kernel crash. Assigning null in pcm close callback
and validating appropriately in fe_widget_event() solves the
problem.

Bug 2402965

Change-Id: I72b9008fde83ac55d032670b9ecd95560ef89e3a
Signed-off-by: Niranjan Dighe <ndighe@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1979759
(cherry picked from commit d03c2843e9376d0e674236b40bf516b91f808820)
Reviewed-on: https://git-master.nvidia.com/r/2126291
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Hariharan Sivaraman <hariharans@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Uday Gupta <udayg@nvidia.com>
Reviewed-by: Dipesh Gandhi <dipeshg@nvidia.com>
Reviewed-by: Nitin Pai <npai@nvidia.com>
Tested-by: Nitin Pai <npai@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2022-09-29 15:30:21 +05:30

..

soc

adsp: Fix crash in fe_widget_event after pcm close

2022-09-29 15:30:21 +05:30