vkr: remove manual physical device validation

The decoder makes sure the physical device pointer is non-NULL since
0f12c460 ("vkr: make sure the first dispatchable handle is non-NULL").
And vkr_cs_decoder_lookup_object is just fixed to validate the object
type.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
Reviewed-by: Yiwei Zhang <zzyiwei@chromium.org>
Reviewed-by: Ryan Neph <ryanneph@google.com>
2 files changed