drm/msm: potential error pointer dereference in init()

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The msm_iommu_new() returns error pointers on failure so check for that
to avoid an Oops.

Fixes: ccac7ce373 ("drm/msm: Refactor address space initialization")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20211004103806.GD25015@kili
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>

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Dan Carpenter 2021-10-04 13:38:06 +03:00 • committed by Rob Clark

parent 3d91e50ff5

commit b6816441a1

1 changed files with 4 additions and 0 deletions

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drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c

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