[CIFS] ntlmv2/ntlmssp remove-unused-function CalcNTLMv2_partial_mac_key

This function is not used, so remove the definition and declaration.

Reviewed-by: Jeff Layton <jlayton@samba.org>
Signed-off-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>

diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c
index 847628dfdc44fa95c5c0ea232b8b28ccb03347e3..35042d8f733865c77b31ee8d10dd097d4f0a16d8 100644 (file)
--- a/fs/cifs/cifsencrypt.c
+++ b/fs/cifs/cifsencrypt.c
@@ -223,63 +223,6 @@ int cifs_calculate_mac_key(struct mac_key *key, const char *rn,
        return 0;
 }
 
-int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *ses,
-                              const struct nls_table *nls_info)
-{
-       char temp_hash[16];
-       struct HMACMD5Context ctx;
-       char *ucase_buf;
-       __le16 *unicode_buf;
-       unsigned int i, user_name_len, dom_name_len;
-
-       if (ses == NULL)
-               return -EINVAL;
-
-       E_md4hash(ses->password, temp_hash);
-
-       hmac_md5_init_limK_to_64(temp_hash, 16, &ctx);
-       user_name_len = strlen(ses->userName);
-       if (user_name_len > MAX_USERNAME_SIZE)
-               return -EINVAL;
-       if (ses->domainName == NULL)
-               return -EINVAL; /* BB should we use CIFS_LINUX_DOM */
-       dom_name_len = strlen(ses->domainName);
-       if (dom_name_len > MAX_USERNAME_SIZE)
-               return -EINVAL;
-
-       ucase_buf = kmalloc((MAX_USERNAME_SIZE+1), GFP_KERNEL);
-       if (ucase_buf == NULL)
-               return -ENOMEM;
-       unicode_buf = kmalloc((MAX_USERNAME_SIZE+1)*4, GFP_KERNEL);
-       if (unicode_buf == NULL) {
-               kfree(ucase_buf);
-               return -ENOMEM;
-       }
-
-       for (i = 0; i < user_name_len; i++)
-               ucase_buf[i] = nls_info->charset2upper[(int)ses->userName[i]];
-       ucase_buf[i] = 0;
-       user_name_len = cifs_strtoUCS(unicode_buf, ucase_buf,
-                                     MAX_USERNAME_SIZE*2, nls_info);
-       unicode_buf[user_name_len] = 0;
-       user_name_len++;
-
-       for (i = 0; i < dom_name_len; i++)
-               ucase_buf[i] = nls_info->charset2upper[(int)ses->domainName[i]];
-       ucase_buf[i] = 0;
-       dom_name_len = cifs_strtoUCS(unicode_buf+user_name_len, ucase_buf,
-                                    MAX_USERNAME_SIZE*2, nls_info);
-
-       unicode_buf[user_name_len + dom_name_len] = 0;
-       hmac_md5_update((const unsigned char *) unicode_buf,
-               (user_name_len+dom_name_len)*2, &ctx);
-
-       hmac_md5_final(ses->server->ntlmv2_hash, &ctx);
-       kfree(ucase_buf);
-       kfree(unicode_buf);
-       return 0;
-}
-
 #ifdef CONFIG_CIFS_WEAK_PW_HASH
 void calc_lanman_hash(const char *password, const char *cryptkey, bool encrypt,
                        char *lnm_session_key)

diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index 1f5450814087bed34651f0c2ac4834d8251d63e6..f399b16cb7d5823b3f8158ebc3470de225dfe6ea 100644 (file)
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -365,8 +365,6 @@ extern int cifs_verify_signature(struct smb_hdr *,
                                __u32 expected_sequence_number);
 extern int cifs_calculate_mac_key(struct mac_key *key, const char *rn,
                                 const char *pass);
-extern int CalcNTLMv2_partial_mac_key(struct cifsSesInfo *,
-                       const struct nls_table *);
 extern void CalcNTLMv2_response(const struct cifsSesInfo *, char *);
 extern void setup_ntlmv2_rsp(struct cifsSesInfo *, char *,
                             const struct nls_table *);