nbd/server: fix nbd_co_send_block_status

Call nbd_co_send_extents() with correct length parameter
(extent.length may be smaller than original length).

Also, switch length parameter type to uint32_t, to correspond with
request->len and similar nbd_co_send_bitmap().

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20180704112302.471456-2-vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2018-07-04 14:23:01 +03:00 committed by Eric Blake
parent 43a473993f
commit 0c0eaed147

View File

@ -1910,7 +1910,7 @@ static int nbd_co_send_extents(NBDClient *client, uint64_t handle,
/* Get block status from the exported device and send it to the client */
static int nbd_co_send_block_status(NBDClient *client, uint64_t handle,
BlockDriverState *bs, uint64_t offset,
uint64_t length, bool last,
uint32_t length, bool last,
uint32_t context_id, Error **errp)
{
int ret;
@ -1922,7 +1922,8 @@ static int nbd_co_send_block_status(NBDClient *client, uint64_t handle,
client, handle, -ret, "can't get block status", errp);
}
return nbd_co_send_extents(client, handle, &extent, 1, length, last,
return nbd_co_send_extents(client, handle, &extent, 1,
be32_to_cpu(extent.length), last,
context_id, errp);
}