From c7b9728250e50bfaf3e3f8e84a6206cd49b07776 Mon Sep 17 00:00:00 2001 From: Vladimir Sementsov-Ogievskiy Date: Fri, 7 Jul 2017 18:29:12 +0300 Subject: nbd/server: add errp to nbd_send_reply() Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Eric Blake Message-Id: <20170707152918.23086-5-vsementsov@virtuozzo.com> Signed-off-by: Eric Blake --- nbd/server.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/nbd/server.c b/nbd/server.c index 00a7c606ae..e3fd0ca8fe 100644 --- a/nbd/server.c +++ b/nbd/server.c @@ -687,7 +687,7 @@ static int nbd_receive_request(QIOChannel *ioc, NBDRequest *request, return 0; } -static int nbd_send_reply(QIOChannel *ioc, NBDReply *reply) +static int nbd_send_reply(QIOChannel *ioc, NBDReply *reply, Error **errp) { uint8_t buf[NBD_REPLY_SIZE]; @@ -706,7 +706,7 @@ static int nbd_send_reply(QIOChannel *ioc, NBDReply *reply) stl_be_p(buf + 4, reply->error); stq_be_p(buf + 8, reply->handle); - return nbd_write(ioc, buf, sizeof(buf), NULL); + return nbd_write(ioc, buf, sizeof(buf), errp); } #define MAX_NBD_REQUESTS 16 @@ -993,7 +993,8 @@ void nbd_export_close_all(void) } } -static int nbd_co_send_reply(NBDRequestData *req, NBDReply *reply, int len) +static int nbd_co_send_reply(NBDRequestData *req, NBDReply *reply, int len, + Error **errp) { NBDClient *client = req->client; int ret; @@ -1003,12 +1004,12 @@ static int nbd_co_send_reply(NBDRequestData *req, NBDReply *reply, int len) client->send_coroutine = qemu_coroutine_self(); if (!len) { - ret = nbd_send_reply(client->ioc, reply); + ret = nbd_send_reply(client->ioc, reply, errp); } else { qio_channel_set_cork(client->ioc, true); - ret = nbd_send_reply(client->ioc, reply); + ret = nbd_send_reply(client->ioc, reply, errp); if (ret == 0) { - ret = nbd_write(client->ioc, req->data, len, NULL); + ret = nbd_write(client->ioc, req->data, len, errp); if (ret < 0) { ret = -EIO; } @@ -1260,8 +1261,8 @@ reply: local_err = NULL; } - if (nbd_co_send_reply(req, &reply, reply_data_len) < 0) { - error_setg(&local_err, "Failed to send reply"); + if (nbd_co_send_reply(req, &reply, reply_data_len, &local_err) < 0) { + error_prepend(&local_err, "Failed to send reply: "); goto disconnect; } -- cgit v1.2.3