hpre_req->dst = NULL;
                dma_dir = DMA_FROM_DEVICE;
        }
-       *tmp = dma_map_single(dev, sg_virt(data),
-                             len, dma_dir);
+       *tmp = dma_map_single(dev, sg_virt(data), len, dma_dir);
        if (unlikely(dma_mapping_error(dev, *tmp))) {
                dev_err(dev, "dma map data err!\n");
                return -ENOMEM;
            ((is_dh && !is_src) || !is_dh))
                ret = hpre_get_data_dma_addr(hpre_req, data, len, is_src, &tmp);
        else
-               ret = hpre_prepare_dma_buf(hpre_req, data, len,
-                                         is_src, &tmp);
+               ret = hpre_prepare_dma_buf(hpre_req, data, len, is_src, &tmp);
+
        if (unlikely(ret))
                return ret;
 
 
        if (src) {
                if (req->src)
-                       dma_free_coherent(dev, ctx->key_sz,
-                                         req->src, tmp);
+                       dma_free_coherent(dev, ctx->key_sz, req->src, tmp);
                else
-                       dma_unmap_single(dev, tmp,
-                                        ctx->key_sz, DMA_TO_DEVICE);
+                       dma_unmap_single(dev, tmp, ctx->key_sz, DMA_TO_DEVICE);
        }
 
        tmp = le64_to_cpu(sqe->out);