diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-09-19 09:15:50 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-09-19 09:15:50 +0200 |
commit | 5e51900be6c15488b80343d3c3e62d4d605ba9a9 (patch) | |
tree | 99e60bbc949e066503b598893998286c8a42861d /fs/cifs/sess.c | |
parent | 998564789137921acae9e367b61c5a1dc295653d (diff) | |
parent | adee14b2e1557d0a8559f29681732d05a89dfc35 (diff) |
Merge commit 'v2.6.27-rc6' into x86/cleanups
Diffstat (limited to 'fs/cifs/sess.c')
-rw-r--r-- | fs/cifs/sess.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index ed150efbe27..252fdc0567f 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -409,6 +409,8 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, #ifdef CONFIG_CIFS_WEAK_PW_HASH char lnm_session_key[CIFS_SESS_KEY_SIZE]; + pSMB->req.hdr.Flags2 &= ~SMBFLG2_UNICODE; + /* no capabilities flags in old lanman negotiation */ pSMB->old_req.PasswordLength = cpu_to_le16(CIFS_SESS_KEY_SIZE); @@ -505,7 +507,7 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, unicode_ssetup_strings(&bcc_ptr, ses, nls_cp); } else ascii_ssetup_strings(&bcc_ptr, ses, nls_cp); - } else if (type == Kerberos) { + } else if (type == Kerberos || type == MSKerberos) { #ifdef CONFIG_CIFS_UPCALL struct cifs_spnego_msg *msg; spnego_key = cifs_get_spnego_key(ses); @@ -516,6 +518,15 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, } msg = spnego_key->payload.data; + /* check version field to make sure that cifs.upcall is + sending us a response in an expected form */ + if (msg->version != CIFS_SPNEGO_UPCALL_VERSION) { + cERROR(1, ("incorrect version of cifs.upcall (expected" + " %d but got %d)", + CIFS_SPNEGO_UPCALL_VERSION, msg->version)); + rc = -EKEYREJECTED; + goto ssetup_exit; + } /* bail out if key is too long */ if (msg->sesskey_len > sizeof(ses->server->mac_signing_key.data.krb5)) { |