- /*
- * Also allocate a shadow src ring in regular
- * mem to use for faster access.
- */
- src_ring->shadow_base_unaligned =
- kmalloc((nentries * sizeof(struct ce_desc) +
- CE_DESC_RING_ALIGN), GFP_KERNEL);
- if (!src_ring->shadow_base_unaligned) {
- dma_free_coherent(ar->dev,
- (nentries * sizeof(struct ce_desc) +
- CE_DESC_RING_ALIGN),
- src_ring->base_addr_owner_space,
- src_ring->base_addr_ce_space);
- kfree(src_ring);
- return ERR_PTR(-ENOMEM);
- }
-
- src_ring->shadow_base = PTR_ALIGN(
- src_ring->shadow_base_unaligned,
- CE_DESC_RING_ALIGN);
-