drm/panfrost: don't set gem_obj->resv for prime import anymore

This is now done in drm_prime.c
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190614203615.12639-47-daniel.vetter@ffwll.ch

drivers/gpu/drm/panfrost/panfrost_gem.c

@@ -91,8 +91,6 @@ panfrost_gem_prime_import_sg_table(struct drm_device *dev,
 
 	pobj = to_panfrost_bo(obj);
 
-	obj->resv = attach->dmabuf->resv;
-
 	panfrost_mmu_map(pobj);
 
 	return obj;