diff options
| author | Pavel Shilovsky <pshilov@microsoft.com> | 2016-11-07 18:20:50 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-24 11:00:08 +0100 |
| commit | df09b6f7b54adba78693997096d0bcb1bd80537c (patch) | |
| tree | f56e7496b0c4fb1e919f51cb7429bfe86a6cc109 /fs/cifs/smb2pdu.c | |
| parent | fca16f9a02d9c44d8231ee52f84de3d57422bc3d (diff) | |
CIFS: Enable encryption during session setup phase
commit cabfb3680f78981d26c078a26e5c748531257ebb upstream.
In order to allow encryption on SMB connection we need to exchange
a session key and generate encryption and decryption keys.
Signed-off-by: Pavel Shilovsky <pshilov@microsoft.com>
Cc: Steve French <smfrench@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/cifs/smb2pdu.c')
| -rw-r--r-- | fs/cifs/smb2pdu.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 4c2eaf05a6a4..7c26286a525d 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -707,15 +707,13 @@ SMB2_sess_establish_session(struct SMB2_sess_data *sess_data) struct cifs_ses *ses = sess_data->ses; mutex_lock(&ses->server->srv_mutex); - if (ses->server->sign && ses->server->ops->generate_signingkey) { + if (ses->server->ops->generate_signingkey) { rc = ses->server->ops->generate_signingkey(ses); - kfree(ses->auth_key.response); - ses->auth_key.response = NULL; if (rc) { cifs_dbg(FYI, "SMB3 session key generation failed\n"); mutex_unlock(&ses->server->srv_mutex); - goto keygen_exit; + return rc; } } if (!ses->server->session_estab) { @@ -729,12 +727,6 @@ SMB2_sess_establish_session(struct SMB2_sess_data *sess_data) ses->status = CifsGood; ses->need_reconnect = false; spin_unlock(&GlobalMid_Lock); - -keygen_exit: - if (!ses->server->sign) { - kfree(ses->auth_key.response); - ses->auth_key.response = NULL; - } return rc; } |