drm/nouveau: don't create accel engine objects when noaccel=1

Fixes various potential oopses.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/nouveau_state.c

@@ -564,6 +564,7 @@ nouveau_card_init(struct drm_device *dev)
 	if (ret)
 		goto out_timer;
 
+	if (!nouveau_noaccel) {
 		switch (dev_priv->card_type) {
 		case NV_04:
 			nv04_graph_create(dev);
@@ -625,7 +626,6 @@ nouveau_card_init(struct drm_device *dev)
 		    (dev_priv->chipset < 0x98 || dev_priv->chipset == 0xa0))
 			nv50_mpeg_create(dev);
 
-	if (!nouveau_noaccel) {
 		for (e = 0; e < NVOBJ_ENGINE_NR; e++) {
 			if (dev_priv->eng[e]) {
 				ret = dev_priv->eng[e]->init(dev, e);