drm/msm/dpu: use kthread_destroy_worker to release msm workers

use kthread_destroy_worker to destroy workers and
release their associated kthreads.

changes in v3:
	- introduced in the series
changes in v4:
	- none
changes in v5:
	- none

Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
This commit is contained in:
Jeykumar Sankaran 2018-12-14 15:57:51 -08:00 • committed by Sean Paul
commit 3c12568271