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cifs: Fix regression during share-level security mounts (Repost) 

NTLM response length was changed to 16 bytes instead of 24 bytes
that are sent in Tree Connection Request during share-level security
share mounts.  Revert it back to 24 bytes.

Reported-and-Tested-by: Grzegorz Ozanski <grzegorz.ozanski@intel.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Acked-by: Suresh Jayaraman <sjayaraman@suse.de>
Cc: stable@kernel.org
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Shirish Pargaonkar 2011-01-18 22:33:54 -06:00 committed by Steve French
parent 1cd3508d5e
commit 540b2e3777
1 changed files with 2 additions and 2 deletions
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4
fs/cifs/connect.c
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@ -2927,7 +2927,7 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
bcc_ptr++; /* skip password */
/* already aligned so no need to do it below */
} else {
pSMB->PasswordLength = cpu_to_le16(CIFS_SESS_KEY_SIZE);
pSMB->PasswordLength = cpu_to_le16(CIFS_AUTH_RESP_SIZE);
/* BB FIXME add code to fail this if NTLMv2 or Kerberos
specified as required (when that support is added to
the vfs in the future) as only NTLM or the much
@ -2945,7 +2945,7 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
#endif /* CIFS_WEAK_PW_HASH */
SMBNTencrypt(tcon->password, ses->server->cryptkey, bcc_ptr);
bcc_ptr += CIFS_SESS_KEY_SIZE;
bcc_ptr += CIFS_AUTH_RESP_SIZE;
if (ses->capabilities & CAP_UNICODE) {
/* must align unicode strings */
*bcc_ptr = 0; /* null byte password */