drm/msm: reject submit ioctl if no gpu

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Existing userspace wouldn't get this far, since getparam ioctl would
have failed and it would have bailed out creating a screen/context.

But all the same, we shouldn't let evil or confused userspace cause a
null ptr deref.

Signed-off-by: Rob Clark <robdclark@gmail.com>

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This commit is contained in:

Rob Clark 2016-02-03 13:12:31 -05:00

parent 1e2c8e7a2f

commit c01a958eca

1 changed files with 4 additions and 3 deletions

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7

drivers/gpu/drm/msm/msm_gem_submit.c

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