]> git.baikalelectronics.ru Git - kernel.git/commit
drm/msm/dpu: Avoid a null de-ref while recovering from kms init fail
authorJordan Crouse <jcrouse@codeaurora.org>
Tue, 7 May 2019 19:18:10 +0000 (13:18 -0600)
committerRob Clark <robdclark@chromium.org>
Tue, 18 Jun 2019 20:52:39 +0000 (13:52 -0700)
commit865dc646a78e3647d30bf9587e671e7089021ac2
treea17af35134bafc9530d4b3b2f9b6e6623976bfe2
parent08df8ea700fad2a9cab264da3d7094e5014e5f06
drm/msm/dpu: Avoid a null de-ref while recovering from kms init fail

In the failure path for dpu_kms_init() it is possible to get to the MMU
destroy function with uninitialized MMU structs. Check for NULL and skip
if needed.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Reviewed-by: Kristian H. Kristensen <hoegsberg@google.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c