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authorVladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>2017-07-07 18:29:12 +0300
committerEric Blake <eblake@redhat.com>2017-07-10 09:57:24 -0500
commitc7b9728250e50bfaf3e3f8e84a6206cd49b07776 (patch)
tree77097e023e509474dd0e9e5f68829dbcea188384
parent2fd2c8407ea508e0fac0beb1aa0ec52d6964749c (diff)
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>
-rw-r--r--nbd/server.c17
1 files 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;
}