diff options
| author | Long Li <longli@microsoft.com> | 2019-10-16 13:51:56 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-21 10:57:31 +0100 |
| commit | 5cceead714c5b513ec9072b8e69d10e0f03d622d (patch) | |
| tree | f298aadc7af9557f29796702e5fd993b564ddd15 /fs/cifs/transport.c | |
| parent | 7438617d2cba3c546394fa7bc295f69dfc9fd757 (diff) | |
| download | linux-stable-5cceead714c5b513ec9072b8e69d10e0f03d622d.tar.gz linux-stable-5cceead714c5b513ec9072b8e69d10e0f03d622d.tar.bz2 linux-stable-5cceead714c5b513ec9072b8e69d10e0f03d622d.zip | |
cifs: smbd: Return -EAGAIN when transport is reconnecting
commit 4357d45f50e58672e1d17648d792f27df01dfccd upstream.
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 <longli@microsoft.com>
Cc: stable@vger.kernel.org
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/cifs/transport.c')
| -rw-r--r-- | fs/cifs/transport.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index fe77f41bff9f..0c4df56c825a 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -286,8 +286,11 @@ __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; } if (ssocket == NULL) |