Commit dc5801f6 authored by Al Viro's avatar Al Viro

af_alg_make_sg(): switch to advancing variant of iov_iter_get_pages()

... and adjust the callers
Reviewed-by: default avatarJeff Layton <jlayton@kernel.org>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 7d690c15
......@@ -404,7 +404,7 @@ int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len)
ssize_t n;
int npages, i;
n = iov_iter_get_pages(iter, sgl->pages, len, ALG_MAX_PAGES, &off);
n = iov_iter_get_pages2(iter, sgl->pages, len, ALG_MAX_PAGES, &off);
if (n < 0)
return n;
......@@ -1191,7 +1191,6 @@ int af_alg_get_rsgl(struct sock *sk, struct msghdr *msg, int flags,
len += err;
atomic_add(err, &ctx->rcvused);
rsgl->sg_num_bytes = err;
iov_iter_advance(&msg->msg_iter, err);
}
*outlen = len;
......
......@@ -102,11 +102,12 @@ static int hash_sendmsg(struct socket *sock, struct msghdr *msg,
err = crypto_wait_req(crypto_ahash_update(&ctx->req),
&ctx->wait);
af_alg_free_sg(&ctx->sgl);
if (err)
if (err) {
iov_iter_revert(&msg->msg_iter, len);
goto unlock;
}
copied += len;
iov_iter_advance(&msg->msg_iter, len);
}
err = 0;
......
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