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(parent: fbf719e) | patch
drm/msm/mdp5: Fix mdp5_init error path for failed mdp5_kms allocation
authorRoy Spliet <nouveau@spliet.org>
Tue, 7 Apr 2020 17:07:37 +0000 (18:07 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 24 Jun 2020 15:50:29 +0000 (17:50 +0200)
commitf1069001bba71708128a61c29903a5c84a302296
tree8e233a570d1619d8aaaa2f3fd808584c97b61ef2tree | snapshot
parentfbf719e5da126c6b391ea7b1f38d4493582d8aafcommit | diff
drm/msm/mdp5: Fix mdp5_init error path for failed mdp5_kms allocation

[ Upstream commit e4337877c5d578722c0716f131fb774522013cf5 ]

When allocation for mdp5_kms fails, calling mdp5_destroy() leads to undefined
behaviour, likely a nullptr exception or use-after-free troubles.

Signed-off-by: Roy Spliet <nouveau@spliet.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c diff | blob | history
Domain: System / Kernel;