diff options
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, |