From 4357d45f50e58672e1d17648d792f27df01dfccd Mon Sep 17 00:00:00 2001 From: Long Li Date: Wed, 16 Oct 2019 13:51:56 -0700 Subject: cifs: smbd: Return -EAGAIN when transport is reconnecting During reconnecting, the transport may have already been destroyed and is in the process being reconnected. In this case, return -EAGAIN to not fail and to retry this I/O. Signed-off-by: Long Li Cc: stable@vger.kernel.org Signed-off-by: Steve French --- fs/cifs/transport.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 19300e0cf1d6..4104f59e5bd6 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -325,8 +325,11 @@ __smb_send_rqst(struct TCP_Server_Info *server, int num_rqst, int val = 1; __be32 rfc1002_marker; - if (cifs_rdma_enabled(server) && server->smbd_conn) { - rc = smbd_send(server, num_rqst, rqst); + if (cifs_rdma_enabled(server)) { + /* return -EAGAIN when connecting or reconnecting */ + rc = -EAGAIN; + if (server->smbd_conn) + rc = smbd_send(server, num_rqst, rqst); goto smbd_done; } -- cgit v1.2.3-59-g8ed1b