struct crypto_authenc_keys *keys)
 {
        struct qat_alg_aead_ctx *ctx = crypto_aead_ctx(aead_tfm);
-       unsigned int digestsize = crypto_aead_crt(aead_tfm)->authsize;
+       unsigned int digestsize = crypto_aead_authsize(aead_tfm);
        struct qat_enc *enc_ctx = &ctx->enc_cd->qat_enc_cd;
        struct icp_qat_hw_cipher_algo_blk *cipher = &enc_ctx->cipher;
        struct icp_qat_hw_auth_algo_blk *hash =
                                         struct crypto_authenc_keys *keys)
 {
        struct qat_alg_aead_ctx *ctx = crypto_aead_ctx(aead_tfm);
-       unsigned int digestsize = crypto_aead_crt(aead_tfm)->authsize;
+       unsigned int digestsize = crypto_aead_authsize(aead_tfm);
        struct qat_dec *dec_ctx = &ctx->dec_cd->qat_dec_cd;
        struct icp_qat_hw_auth_algo_blk *hash = &dec_ctx->hash;
        struct icp_qat_hw_cipher_algo_blk *cipher =
        struct icp_qat_fw_la_cipher_req_params *cipher_param;
        struct icp_qat_fw_la_auth_req_params *auth_param;
        struct icp_qat_fw_la_bulk_req *msg;
-       int digst_size = crypto_aead_crt(aead_tfm)->authsize;
+       int digst_size = crypto_aead_authsize(aead_tfm);
        int ret, ctr = 0;
 
        ret = qat_alg_sgl_to_bufl(ctx->inst, areq->src, areq->dst, qat_req);