intel/ixp4xx/ixp4xx_crypto.c

354 	struct aead_ctx *req_ctx = aead_request_ctx(req);
359 	if (req_ctx->encrypt) {
360 		scatterwalk_map_and_copy(req_ctx->hmac_virt, req->dst,
363 	dma_pool_free(buffer_pool, req_ctx->hmac_virt, crypt->icv_rev_aes);
380 		struct aead_ctx *req_ctx = aead_request_ctx(req);
382 		free_buf_chain(dev, req_ctx->src, crypt->src_buf);
383 		free_buf_chain(dev, req_ctx->dst, crypt->dst_buf);
384 		if (req_ctx->hmac_virt)
392 		struct ablk_ctx *req_ctx = skcipher_request_ctx(req);
399 			if (req_ctx->encrypt) {
403 				memcpy(req->iv, req_ctx->iv, ivsize);
404 				memzero_explicit(req_ctx->iv, ivsize);
408 		if (req_ctx->dst)
409 			free_buf_chain(dev, req_ctx->dst, crypt->dst_buf);
411 		free_buf_chain(dev, req_ctx->src, crypt->src_buf);
982 	struct ablk_ctx *req_ctx = skcipher_request_ctx(req);
998 	req_ctx->encrypt = encrypt;
1016 		scatterwalk_map_and_copy(req_ctx->iv, req->src, offset, ivsize, 0);
1024 		req_ctx->dst = NULL;
1029 		req_ctx->dst = dst_hook.next;
1032 		req_ctx->dst = NULL;
1034 	req_ctx->src = NULL;
1039 	req_ctx->src = src_hook.next;
1047 	free_buf_chain(dev, req_ctx->src, crypt->src_buf);
1050 		free_buf_chain(dev, req_ctx->dst, crypt->dst_buf);
1099 	struct aead_ctx *req_ctx = aead_request_ctx(req);
1139 	req_ctx->src = src_hook.next;
1149 	req_ctx->dst = NULL;
1159 		req_ctx->dst = dst_hook.next;
1177 		req_ctx->hmac_virt = dma_pool_alloc(buffer_pool, flags, &dma);
1178 		if (unlikely(!req_ctx->hmac_virt))
1182 			scatterwalk_map_and_copy(req_ctx->hmac_virt,
1185 		req_ctx->encrypt = encrypt;
1187 		req_ctx->hmac_virt = NULL;
1196 	free_buf_chain(dev, req_ctx->dst, crypt->dst_buf);
1198 	free_buf_chain(dev, req_ctx->src, crypt->src_buf);