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| author | Jessica Zhang <quic_jesszhan@quicinc.com> | 2023-02-21 10:42:54 -0800 |
|---|---|---|
| committer | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2023-04-06 20:29:24 +0300 |
| commit | 078f6ec8657db604a1620da6698fb236e9b96bec (patch) | |
| tree | d6524e89736f3d6e13f0328f278708739cc636ce /drivers/gpu/drm/msm/msm_atomic.c | |
| parent | 3eeca5e5f3100435b06a5b5d86daa3d135a8a4bd (diff) | |
| download | linux-078f6ec8657db604a1620da6698fb236e9b96bec.tar.gz linux-078f6ec8657db604a1620da6698fb236e9b96bec.tar.bz2 linux-078f6ec8657db604a1620da6698fb236e9b96bec.zip | |
drm/msm: Check for NULL before calling prepare_commit()
Add a NULL check before calling prepare_commit() in
msm_atomic_commit_tail()
Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Patchwork: https://patchwork.freedesktop.org/patch/523604/
Link: https://lore.kernel.org/r/20230221184256.1436-3-quic_jesszhan@quicinc.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_atomic.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_atomic.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c index c5e71c05f038..608a969efea2 100644 --- a/drivers/gpu/drm/msm/msm_atomic.c +++ b/drivers/gpu/drm/msm/msm_atomic.c @@ -205,7 +205,8 @@ void msm_atomic_commit_tail(struct drm_atomic_state *state) * Now that there is no in-progress flush, prepare the * current update: */ - kms->funcs->prepare_commit(kms, state); + if (kms->funcs->prepare_commit) + kms->funcs->prepare_commit(kms, state); /* * Push atomic updates down to hardware: |