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nbd/server: add errp to nbd_send_reply() 

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20170707152918.23086-5-vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2017-07-07 18:29:12 +03:00 committed by Eric Blake
parent 2fd2c8407e
commit c7b9728250
1 changed files with 9 additions and 8 deletions
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17
nbd/server.c
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@ -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;
}