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drm/vc4: Fix oops when userspace hands in a bad BO.

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We'd end up NULL pointer dereferencing because we didn't take the
error path out in the parent.  Fixes igt vc4_lookup_fail test.

Signed-off-by: Eric Anholt <eric@anholt.net>
Fixes: d5b1a78a77 ("drm/vc4: Add support for drawing 3D frames.")
Cc: stable@vger.kernel.org
This commit is contained in:
Eric Anholt 2016-07-26 13:47:15 -07:00
parent 9326e6f255
commit 552416c146
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/vc4/vc4_gem.c
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@ -573,7 +573,7 @@ vc4_cl_lookup_bos(struct drm_device *dev,
fail:
drm_free_large(handles);
return 0;
return ret;
}
static int