Message ID | 20170804151440.320927-2-vsementsov@virtuozzo.com |
---|---|
State | New |
Headers | show |
On 08/04/2017 10:14 AM, Vladimir Sementsov-Ogievskiy wrote: > Do not send NBD_OPT_ABORT to the broken server. After sending > NBD_REP_ACK on NBD_OPT_GO server is most probably in transmission > phase, when option sending is finished. > > Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> > --- > nbd/client.c | 2 -- > 1 file changed, 2 deletions(-) Reviewed-by: Eric Blake <eblake@redhat.com> But buggy servers aren't a severe enough problem to warrant this being in 2.10. I'll save this for 2.11.
diff --git a/nbd/client.c b/nbd/client.c index 0a17de80b5..f1c16b588f 100644 --- a/nbd/client.c +++ b/nbd/client.c @@ -399,12 +399,10 @@ static int nbd_opt_go(QIOChannel *ioc, const char *wantname, phase, but make sure it sent flags */ if (len) { error_setg(errp, "server sent invalid NBD_REP_ACK"); - nbd_send_opt_abort(ioc); return -1; } if (!info->flags) { error_setg(errp, "broken server omitted NBD_INFO_EXPORT"); - nbd_send_opt_abort(ioc); return -1; } trace_nbd_opt_go_success();
Do not send NBD_OPT_ABORT to the broken server. After sending NBD_REP_ACK on NBD_OPT_GO server is most probably in transmission phase, when option sending is finished. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> --- nbd/client.c | 2 -- 1 file changed, 2 deletions(-)