diff options
| author | Jeff Layton <jlayton@redhat.com> | 2007-10-16 19:10:44 +0200 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2007-10-16 19:10:44 +0200 |
| commit | e187e44eb8902089da0c7725d606b0e20fee981d (patch) | |
| tree | 4390f7d3e20ce5fb0e0b0480d5b9c89b6fce45af /fs | |
| parent | [CIFS] (diff) | |
| download | linux-e187e44eb8902089da0c7725d606b0e20fee981d.tar.xz linux-e187e44eb8902089da0c7725d606b0e20fee981d.zip | |
[CIFS] parse server_GUID in SPNEGO negProt response
SPNEGO NegProt response also contains a server_GUID. Parse it as we
would for RawNTLMSSP.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/cifssmb.c | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 9eef72492504..14dabbbd8134 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -621,22 +621,26 @@ CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses) if ((pSMBr->hdr.Flags2 & SMBFLG2_EXT_SEC) && (server->capabilities & CAP_EXTENDED_SECURITY)) { count = pSMBr->ByteCount; - if (count < 16) + if (count < 16) { rc = -EIO; - else if (count == 16) { - server->secType = RawNTLMSSP; - if (server->socketUseCount.counter > 1) { - if (memcmp(server->server_GUID, - pSMBr->u.extended_response. - GUID, 16) != 0) { - cFYI(1, ("server UID changed")); - memcpy(server->server_GUID, - pSMBr->u.extended_response.GUID, - 16); - } - } else + goto neg_err_exit; + } + + if (server->socketUseCount.counter > 1) { + if (memcmp(server->server_GUID, + pSMBr->u.extended_response. + GUID, 16) != 0) { + cFYI(1, ("server UID changed")); memcpy(server->server_GUID, - pSMBr->u.extended_response.GUID, 16); + pSMBr->u.extended_response.GUID, + 16); + } + } else + memcpy(server->server_GUID, + pSMBr->u.extended_response.GUID, 16); + + if (count == 16) { + server->secType = RawNTLMSSP; } else { rc = decode_negTokenInit(pSMBr->u.extended_response. SecurityBlob, |