From 1c512a7ca943575a3fbca6d6366d41e5c7c7d539 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Fri, 17 Feb 2017 23:16:09 -0500 Subject: [PATCH] net/9p: switch to copy_from_iter_full() Signed-off-by: Al Viro --- net/9p/client.c | 5 ++--- net/9p/protocol.c | 2 +- 2 files changed, 3 insertions(+), 4 deletions(-) diff --git a/net/9p/client.c b/net/9p/client.c index 8e5c6a8d0a37..1218fb3b52da 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -592,9 +592,8 @@ static int p9_check_zc_errors(struct p9_client *c, struct p9_req_t *req, ename = &req->rc->sdata[req->rc->offset]; if (len > inline_len) { /* We have error in external buffer */ - err = copy_from_iter(ename + inline_len, - len - inline_len, uidata); - if (err != len - inline_len) { + if (!copy_from_iter_full(ename + inline_len, + len - inline_len, uidata)) { err = -EFAULT; goto out_err; } diff --git a/net/9p/protocol.c b/net/9p/protocol.c index 16d287565987..16e10680518c 100644 --- a/net/9p/protocol.c +++ b/net/9p/protocol.c @@ -74,7 +74,7 @@ pdu_write_u(struct p9_fcall *pdu, struct iov_iter *from, size_t size) { size_t len = min(pdu->capacity - pdu->size, size); struct iov_iter i = *from; - if (copy_from_iter(&pdu->sdata[pdu->size], len, &i) != len) + if (!copy_from_iter_full(&pdu->sdata[pdu->size], len, &i)) len = 0; pdu->size += len;