diff options
| author | Shyam Prasad N <sprasad@microsoft.com> | 2021-11-05 22:03:57 +0300 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2021-11-08 22:07:56 +0300 |
| commit | 49bd49f983b5026e4557d31c5d737d9657c4113e (patch) | |
| tree | a1305c508d4ccb71dbccc954ed99adb0003058db /fs/cifs/smb2pdu.c | |
| parent | c9f1c19cf7c50949885fa5afdb2cb242d61a7fac (diff) | |
| download | linux-49bd49f983b5026e4557d31c5d737d9657c4113e.tar.xz | |
cifs: send workstation name during ntlmssp session setup
During the ntlmssp session setup (authenticate phases)
send the client workstation info. This can make debugging easier on
servers.
Signed-off-by: Shyam Prasad N <sprasad@microsoft.com>
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Reviewed-by: Enzo Matsumiya <ematsumiya@suse.de>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/smb2pdu.c')
| -rw-r--r-- | fs/cifs/smb2pdu.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index d2ecb2ea37c0..5034e53a49e7 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -1456,7 +1456,7 @@ SMB2_sess_auth_rawntlmssp_negotiate(struct SMB2_sess_data *sess_data) int rc; struct cifs_ses *ses = sess_data->ses; struct smb2_sess_setup_rsp *rsp = NULL; - char *ntlmssp_blob = NULL; + unsigned char *ntlmssp_blob = NULL; bool use_spnego = false; /* else use raw ntlmssp */ u16 blob_length = 0; @@ -1475,22 +1475,17 @@ SMB2_sess_auth_rawntlmssp_negotiate(struct SMB2_sess_data *sess_data) if (rc) goto out_err; - ntlmssp_blob = kmalloc(sizeof(struct _NEGOTIATE_MESSAGE), - GFP_KERNEL); - if (ntlmssp_blob == NULL) { - rc = -ENOMEM; - goto out; - } + rc = build_ntlmssp_negotiate_blob(&ntlmssp_blob, + &blob_length, ses, + sess_data->nls_cp); + if (rc) + goto out_err; - build_ntlmssp_negotiate_blob(ntlmssp_blob, ses); if (use_spnego) { /* BB eventually need to add this */ cifs_dbg(VFS, "spnego not supported for SMB2 yet\n"); rc = -EOPNOTSUPP; goto out; - } else { - blob_length = sizeof(struct _NEGOTIATE_MESSAGE); - /* with raw NTLMSSP we don't encapsulate in SPNEGO */ } sess_data->iov[1].iov_base = ntlmssp_blob; sess_data->iov[1].iov_len = blob_length; |