From 66db37391dad834a4f739984eec81af27a68b09c Mon Sep 17 00:00:00 2001 From: Tadeusz Struk Date: Thu, 19 Mar 2015 12:31:30 -0700 Subject: crypto: af_alg - Allow to link sgl Allow to link af_alg sgls. Signed-off-by: Tadeusz Struk Signed-off-by: David S. Miller --- include/crypto/if_alg.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'include/crypto') diff --git a/include/crypto/if_alg.h b/include/crypto/if_alg.h index 178525e..018afb2 100644 --- a/include/crypto/if_alg.h +++ b/include/crypto/if_alg.h @@ -58,8 +58,9 @@ struct af_alg_type { }; struct af_alg_sgl { - struct scatterlist sg[ALG_MAX_PAGES]; + struct scatterlist sg[ALG_MAX_PAGES + 1]; struct page *pages[ALG_MAX_PAGES]; + unsigned int npages; }; int af_alg_register_type(const struct af_alg_type *type); @@ -70,6 +71,7 @@ int af_alg_accept(struct sock *sk, struct socket *newsock); int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len); void af_alg_free_sg(struct af_alg_sgl *sgl); +void af_alg_link_sg(struct af_alg_sgl *sgl_prev, struct af_alg_sgl *sgl_new); int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con); -- cgit v1.1