unsigned direct_io:1;
unsigned remap:1; /* set to remap seven reserved chars in filenames */
unsigned posix_paths:1; /* unset to not ask for posix pathnames. */
+ unsigned no_linux_ext:1;
unsigned sfu_emul:1;
unsigned nullauth:1; /* attempt to authenticate with null user */
unsigned nocase; /* request case insensitive filenames */
struct mid_q_entry *mid_entry;
spin_lock(&GlobalMid_Lock);
- if ( kthread_should_stop() ) {
+ if (kthread_should_stop()) {
/* the demux thread will exit normally
next time through the loop */
spin_unlock(&GlobalMid_Lock);
}
list_for_each(tmp, &GlobalTreeConnectionList) {
tcon = list_entry(tmp, struct cifsTconInfo, cifsConnectionList);
- if ((tcon) && (tcon->ses) && (tcon->ses->server == server)) {
+ if ((tcon) && (tcon->ses) && (tcon->ses->server == server))
tcon->tidStatus = CifsNeedReconnect;
- }
}
read_unlock(&GlobalSMBSeslock);
/* do not want to be sending data on a socket we are freeing */
spin_unlock(&GlobalMid_Lock);
up(&server->tcpSem);
- while ( (!kthread_should_stop()) && (server->tcpStatus != CifsGood)) {
+ while ((!kthread_should_stop()) && (server->tcpStatus != CifsGood)) {
try_to_freeze();
if (server->protocolType == IPV6) {
rc = ipv6_connect(&server->addr.sockAddr6,
} else {
atomic_inc(&tcpSesReconnectCount);
spin_lock(&GlobalMid_Lock);
- if ( !kthread_should_stop() )
+ if (!kthread_should_stop())
server->tcpStatus = CifsGood;
server->sequence_number = 0;
spin_unlock(&GlobalMid_Lock);
total_data_size = le16_to_cpu(pSMBt->t2_rsp.TotalDataCount);
if (total_data_size != le16_to_cpu(pSMB2->t2_rsp.TotalDataCount)) {
- cFYI(1, ("total data sizes of primary and secondary t2 differ"));
+ cFYI(1, ("total data size of primary and secondary t2 differ"));
}
total_in_buf = le16_to_cpu(pSMBt->t2_rsp.DataCount);
current->flags |= PF_MEMALLOC;
server->tsk = current; /* save process info to wake at shutdown */
- cFYI(1, ("Demultiplex PID: %d", current->pid));
+ cFYI(1, ("Demultiplex PID: %d", task_pid_nr(current)));
write_lock(&GlobalSMBSeslock);
atomic_inc(&tcpSesAllocCount);
length = tcpSesAllocCount.counter;
write_unlock(&GlobalSMBSeslock);
complete(&cifsd_complete);
- if (length > 1) {
- mempool_resize(cifs_req_poolp,
- length + cifs_min_rcv,
- GFP_KERNEL);
- }
+ if (length > 1)
+ mempool_resize(cifs_req_poolp, length + cifs_min_rcv,
+ GFP_KERNEL);
+ set_freezable();
while (!kthread_should_stop()) {
if (try_to_freeze())
continue;
}
} else if (isLargeBuf) {
/* we are reusing a dirty large buf, clear its start */
- memset(bigbuf, 0, sizeof (struct smb_hdr));
+ memset(bigbuf, 0, sizeof(struct smb_hdr));
}
if (smallbuf == NULL) {
}
/* beginning of smb buffer is cleared in our buf_get */
} else /* if existing small buf clear beginning */
- memset(smallbuf, 0, sizeof (struct smb_hdr));
+ memset(smallbuf, 0, sizeof(struct smb_hdr));
isLargeBuf = FALSE;
isMultiRsp = FALSE;
iov.iov_len = 4;
smb_msg.msg_control = NULL;
smb_msg.msg_controllen = 0;
+ pdu_length = 4; /* enough to get RFC1001 header */
+incomplete_rcv:
length =
kernel_recvmsg(csocket, &smb_msg,
- &iov, 1, 4, 0 /* BB see socket.h flags */);
+ &iov, 1, pdu_length, 0 /* BB other flags? */);
- if ( kthread_should_stop() ) {
+ if (kthread_should_stop()) {
break;
} else if (server->tcpStatus == CifsNeedReconnect) {
cFYI(1, ("Reconnect after server stopped responding"));
msleep(1); /* minimum sleep to prevent looping
allowing socket to clear and app threads to set
tcpStatus CifsNeedReconnect if server hung */
- continue;
+ if (pdu_length < 4)
+ goto incomplete_rcv;
+ else
+ continue;
} else if (length <= 0) {
if (server->tcpStatus == CifsNew) {
cFYI(1, ("tcp session abend after SMBnegprot"));
wake_up(&server->response_q);
continue;
} else if (length < 4) {
- cFYI(1,
- ("Frame under four bytes received (%d bytes long)",
+ cFYI(1, ("less than four bytes received (%d bytes)",
length));
- cifs_reconnect(server);
- csocket = server->ssocket;
- wake_up(&server->response_q);
- continue;
+ pdu_length -= length;
+ msleep(1);
+ goto incomplete_rcv;
}
/* The right amount was read from socket - 4 bytes */
/* else we have an SMB response */
if ((pdu_length > CIFSMaxBufSize + MAX_CIFS_HDR_SIZE - 4) ||
- (pdu_length < sizeof (struct smb_hdr) - 1 - 4)) {
+ (pdu_length < sizeof(struct smb_hdr) - 1 - 4)) {
cERROR(1, ("Invalid size SMB length %d pdu_length %d",
length, pdu_length+4));
cifs_reconnect(server);
total_read += length) {
length = kernel_recvmsg(csocket, &smb_msg, &iov, 1,
pdu_length - total_read, 0);
- if ( kthread_should_stop() ||
+ if (kthread_should_stop() ||
(length == -EINTR)) {
/* then will exit */
reconnect = 2;
allowing socket to clear and app
threads to set tcpStatus
CifsNeedReconnect if server hung*/
+ length = 0;
continue;
} else if (length <= 0) {
cERROR(1, ("Received no data, expecting %d",
/* Was previous buf put in mpx struct for multi-rsp? */
if (!isMultiRsp) {
/* smb buffer will be freed by user thread */
- if (isLargeBuf) {
+ if (isLargeBuf)
bigbuf = NULL;
- } else
+ else
smallbuf = NULL;
}
wake_up_process(task_to_wake);
server->ssocket = NULL;
}
/* buffer usuallly freed in free_mid - need to free it here on exit */
- if (bigbuf != NULL)
- cifs_buf_release(bigbuf);
- if (smallbuf != NULL)
+ cifs_buf_release(bigbuf);
+ if (smallbuf) /* no sense logging a debug message if NULL */
cifs_small_buf_release(smallbuf);
read_lock(&GlobalSMBSeslock);
list_for_each(tmp, &GlobalSMBSessionList) {
ses = list_entry(tmp, struct cifsSesInfo,
cifsSessionList);
- if (ses->server == server) {
+ if (ses->server == server)
ses->status = CifsExiting;
- }
}
spin_lock(&GlobalMid_Lock);
cFYI(1, ("Clearing Mid 0x%x - waking up ",
mid_entry->mid));
task_to_wake = mid_entry->tsk;
- if (task_to_wake) {
+ if (task_to_wake)
wake_up_process(task_to_wake);
- }
}
}
spin_unlock(&GlobalMid_Lock);
list_for_each(tmp, &GlobalSMBSessionList) {
ses = list_entry(tmp, struct cifsSesInfo,
cifsSessionList);
- if (ses->server == server) {
+ if (ses->server == server)
ses->server = NULL;
- }
}
write_unlock(&GlobalSMBSeslock);
kfree(server);
- if (length > 0) {
- mempool_resize(cifs_req_poolp,
- length + cifs_min_rcv,
- GFP_KERNEL);
- }
+ if (length > 0)
+ mempool_resize(cifs_req_poolp, length + cifs_min_rcv,
+ GFP_KERNEL);
return 0;
}
}
} else if (strnicmp(data, "iocharset", 9) == 0) {
if (!value || !*value) {
- printk(KERN_WARNING "CIFS: invalid iocharset specified\n");
+ printk(KERN_WARNING "CIFS: invalid iocharset "
+ "specified\n");
return 1; /* needs_arg; */
}
if (strnlen(value, 65) < 65) {
is used by caller */
cFYI(1, ("iocharset set to %s", value));
} else {
- printk(KERN_WARNING "CIFS: iocharset name too long.\n");
+ printk(KERN_WARNING "CIFS: iocharset name "
+ "too long.\n");
return 1;
}
} else if (strnicmp(data, "uid", 3) == 0) {
}
} else if (strnicmp(data, "netbiosname", 4) == 0) {
if (!value || !*value || (*value == ' ')) {
- cFYI(1, ("invalid (empty) netbiosname specified"));
+ cFYI(1, ("invalid (empty) netbiosname"));
} else {
memset(vol->source_rfc1001_name, 0x20, 15);
for (i = 0; i < 15; i++) {
vol->posix_paths = 1;
} else if (strnicmp(data, "noposixpaths", 12) == 0) {
vol->posix_paths = 0;
+ } else if (strnicmp(data, "nounix", 6) == 0) {
+ vol->no_linux_ext = 1;
+ } else if (strnicmp(data, "nolinux", 7) == 0) {
+ vol->no_linux_ext = 1;
} else if ((strnicmp(data, "nocase", 6) == 0) ||
(strnicmp(data, "ignorecase", 10) == 0)) {
vol->nocase = 1;
if (psin_server->sin_port) { /* user overrode default port */
rc = (*csocket)->ops->connect(*csocket,
(struct sockaddr *) psin_server,
- sizeof (struct sockaddr_in), 0);
+ sizeof(struct sockaddr_in), 0);
if (rc >= 0)
connected = 1;
}
rc = (*csocket)->ops->connect(*csocket,
(struct sockaddr *) psin_server,
- sizeof (struct sockaddr_in), 0);
+ sizeof(struct sockaddr_in), 0);
if (rc >= 0)
connected = 1;
}
psin_server->sin_port = htons(RFC1001_PORT);
rc = (*csocket)->ops->connect(*csocket, (struct sockaddr *)
psin_server,
- sizeof (struct sockaddr_in), 0);
+ sizeof(struct sockaddr_in), 0);
if (rc >= 0)
connected = 1;
}
if (psin_server->sin6_port) { /* user overrode default port */
rc = (*csocket)->ops->connect(*csocket,
(struct sockaddr *) psin_server,
- sizeof (struct sockaddr_in6), 0);
+ sizeof(struct sockaddr_in6), 0);
if (rc >= 0)
connected = 1;
}
rc = (*csocket)->ops->connect(*csocket,
(struct sockaddr *) psin_server,
- sizeof (struct sockaddr_in6), 0);
+ sizeof(struct sockaddr_in6), 0);
if (rc >= 0)
connected = 1;
}
if (!connected) {
psin_server->sin6_port = htons(RFC1001_PORT);
rc = (*csocket)->ops->connect(*csocket, (struct sockaddr *)
- psin_server, sizeof (struct sockaddr_in6), 0);
+ psin_server, sizeof(struct sockaddr_in6), 0);
if (rc >= 0)
connected = 1;
}
* and once without posixacls or posix paths? */
__u64 saved_cap = le64_to_cpu(tcon->fsUnixInfo.Capability);
+ if (vol_info && vol_info->no_linux_ext) {
+ tcon->fsUnixInfo.Capability = 0;
+ tcon->unix_ext = 0; /* Unix Extensions disabled */
+ cFYI(1, ("Linux protocol extensions disabled"));
+ return;
+ } else if (vol_info)
+ tcon->unix_ext = 1; /* Unix Extensions supported */
+
+ if (tcon->unix_ext == 0) {
+ cFYI(1, ("Unix extensions disabled so not set on reconnect"));
+ return;
+ }
if (!CIFSSMBQFSUnixInfo(xid, tcon)) {
__u64 cap = le64_to_cpu(tcon->fsUnixInfo.Capability);
cap &= ~CIFS_UNIX_POSIX_ACL_CAP;
if ((saved_cap & CIFS_UNIX_POSIX_PATHNAMES_CAP) == 0)
cap &= ~CIFS_UNIX_POSIX_PATHNAMES_CAP;
-
-
-
-
}
cap &= CIFS_UNIX_CAP_MASK;
cFYI(1, ("very large write cap"));
#endif /* CIFS_DEBUG2 */
if (CIFSSMBSetFSUnixInfo(xid, tcon, cap)) {
- cFYI(1, ("setting capabilities failed"));
+ if (vol_info == NULL) {
+ cFYI(1, ("resetting capabilities failed"));
+ } else
+ cERROR(1, ("Negotiating Unix capabilities "
+ "with the server failed. Consider "
+ "mounting with the Unix Extensions\n"
+ "disabled, if problems are found, "
+ "by specifying the nounix mount "
+ "option."));
+
}
}
}
return rc;
}
- srvTcp = kmalloc(sizeof (struct TCP_Server_Info), GFP_KERNEL);
- if (srvTcp == NULL) {
+ srvTcp = kzalloc(sizeof(struct TCP_Server_Info), GFP_KERNEL);
+ if (!srvTcp) {
rc = -ENOMEM;
sock_release(csocket);
kfree(volume_info.UNC);
FreeXid(xid);
return rc;
} else {
- memset(srvTcp, 0, sizeof (struct TCP_Server_Info));
memcpy(&srvTcp->addr.sockAddr, &sin_server,
- sizeof (struct sockaddr_in));
+ sizeof(struct sockaddr_in));
atomic_set(&srvTcp->inFlight, 0);
/* BB Add code for ipv6 case too */
srvTcp->ssocket = csocket;
if (tsk)
kthread_stop(tsk);
}
- } else
+ } else {
cFYI(1, ("No session or bad tcon"));
+ if ((pSesInfo->server) &&
+ (pSesInfo->server->tsk)) {
+ struct task_struct *tsk;
+ force_sig(SIGKILL,
+ pSesInfo->server->tsk);
+ tsk = pSesInfo->server->tsk;
+ if (tsk)
+ kthread_stop(tsk);
+ }
+ }
sesInfoFree(pSesInfo);
/* pSesInfo = NULL; */
}
tcon->ses = pSesInfo;
/* do not care if following two calls succeed - informational */
- CIFSSMBQFSDeviceInfo(xid, tcon);
- CIFSSMBQFSAttributeInfo(xid, tcon);
+ if (!tcon->ipc) {
+ CIFSSMBQFSDeviceInfo(xid, tcon);
+ CIFSSMBQFSAttributeInfo(xid, tcon);
+ }
/* tell server which Unix caps we support */
if (tcon->ses->capabilities & CAP_UNIX)
+ /* reset of caps checks mount to see if unix extensions
+ disabled for just this mount */
reset_cifs_unix_caps(xid, tcon, sb, &volume_info);
- else if (cifs_sb->rsize > (1024 * 127)) {
+ else
+ tcon->unix_ext = 0; /* server does not support them */
+
+ if ((tcon->unix_ext == 0) && (cifs_sb->rsize > (1024 * 127))) {
cifs_sb->rsize = 1024 * 127;
#ifdef CONFIG_CIFS_DEBUG2
- cFYI(1, ("no very large read support, rsize 127K"));
+ cFYI(1, ("no very large read support, rsize now 127K"));
#endif
-
}
if (!(tcon->ses->capabilities & CAP_LARGE_WRITE_X))
cifs_sb->wsize = min(cifs_sb->wsize,
sesssetup_nomem: /* do not return an error on nomem for the info strings,
since that could make reconnection harder, and
reconnection might be needed to free memory */
- if (smb_buffer)
- cifs_buf_release(smb_buffer);
+ cifs_buf_release(smb_buffer);
return rc;
}
int remaining_words = 0;
int bytes_returned = 0;
int len;
- int SecurityBlobLength = sizeof (NEGOTIATE_MESSAGE);
+ int SecurityBlobLength = sizeof(NEGOTIATE_MESSAGE);
PNEGOTIATE_MESSAGE SecurityBlob;
PCHALLENGE_MESSAGE SecurityBlob2;
__u32 negotiate_flags, capabilities;
bcc_ptr++;
} else
cFYI(1,
- ("Variable field of length %d extends beyond end of smb",
+ ("field of length %d "
+ "extends beyond end of smb",
len));
}
} else {
rc = -EIO;
}
- if (smb_buffer)
- cifs_buf_release(smb_buffer);
+ cifs_buf_release(smb_buffer);
return rc;
}
static int
CIFSNTLMSSPAuthSessSetup(unsigned int xid, struct cifsSesInfo *ses,
- char *ntlm_session_key, int ntlmv2_flag,
- const struct nls_table *nls_codepage)
+ char *ntlm_session_key, int ntlmv2_flag,
+ const struct nls_table *nls_codepage)
{
struct smb_hdr *smb_buffer;
struct smb_hdr *smb_buffer_response;
int remaining_words = 0;
int bytes_returned = 0;
int len;
- int SecurityBlobLength = sizeof (AUTHENTICATE_MESSAGE);
+ int SecurityBlobLength = sizeof(AUTHENTICATE_MESSAGE);
PAUTHENTICATE_MESSAGE SecurityBlob;
__u32 negotiate_flags, capabilities;
__u16 count;
return -ENOMEM;
}
smb_buffer_response = smb_buffer;
- pSMB = (SESSION_SETUP_ANDX *) smb_buffer;
- pSMBr = (SESSION_SETUP_ANDX *) smb_buffer_response;
+ pSMB = (SESSION_SETUP_ANDX *)smb_buffer;
+ pSMBr = (SESSION_SETUP_ANDX *)smb_buffer_response;
/* send SMBsessionSetup here */
header_assemble(smb_buffer, SMB_COM_SESSION_SETUP_ANDX,
smb_buffer->Flags2 |= SMBFLG2_SECURITY_SIGNATURE;
capabilities = CAP_LARGE_FILES | CAP_NT_SMBS | CAP_LEVEL_II_OPLOCKS |
- CAP_EXTENDED_SECURITY;
+ CAP_EXTENDED_SECURITY;
if (ses->capabilities & CAP_UNICODE) {
smb_buffer->Flags2 |= SMBFLG2_UNICODE;
capabilities |= CAP_UNICODE;
}
pSMB->req.Capabilities = cpu_to_le32(capabilities);
- bcc_ptr = (char *) &pSMB->req.SecurityBlob;
- SecurityBlob = (PAUTHENTICATE_MESSAGE) bcc_ptr;
+ bcc_ptr = (char *)&pSMB->req.SecurityBlob;
+ SecurityBlob = (PAUTHENTICATE_MESSAGE)bcc_ptr;
strncpy(SecurityBlob->Signature, NTLMSSP_SIGNATURE, 8);
SecurityBlob->MessageType = NtLmAuthenticate;
bcc_ptr += SecurityBlobLength;
- negotiate_flags =
- NTLMSSP_NEGOTIATE_UNICODE | NTLMSSP_REQUEST_TARGET |
- NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_TARGET_INFO |
- 0x80000000 | NTLMSSP_NEGOTIATE_128;
+ negotiate_flags = NTLMSSP_NEGOTIATE_UNICODE | NTLMSSP_REQUEST_TARGET |
+ NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_TARGET_INFO |
+ 0x80000000 | NTLMSSP_NEGOTIATE_128;
if (sign_CIFS_PDUs)
negotiate_flags |= /* NTLMSSP_NEGOTIATE_ALWAYS_SIGN |*/ NTLMSSP_NEGOTIATE_SIGN;
if (ntlmv2_flag)
SecurityBlob->DomainName.Length = 0;
SecurityBlob->DomainName.MaximumLength = 0;
} else {
- __u16 len =
- cifs_strtoUCS((__le16 *) bcc_ptr, domain, 64,
+ __u16 ln = cifs_strtoUCS((__le16 *) bcc_ptr, domain, 64,
nls_codepage);
- len *= 2;
+ ln *= 2;
SecurityBlob->DomainName.MaximumLength =
- cpu_to_le16(len);
+ cpu_to_le16(ln);
SecurityBlob->DomainName.Buffer =
cpu_to_le32(SecurityBlobLength);
- bcc_ptr += len;
- SecurityBlobLength += len;
- SecurityBlob->DomainName.Length =
- cpu_to_le16(len);
+ bcc_ptr += ln;
+ SecurityBlobLength += ln;
+ SecurityBlob->DomainName.Length = cpu_to_le16(ln);
}
if (user == NULL) {
SecurityBlob->UserName.Buffer = 0;
SecurityBlob->UserName.Length = 0;
SecurityBlob->UserName.MaximumLength = 0;
} else {
- __u16 len =
- cifs_strtoUCS((__le16 *) bcc_ptr, user, 64,
+ __u16 ln = cifs_strtoUCS((__le16 *) bcc_ptr, user, 64,
nls_codepage);
- len *= 2;
+ ln *= 2;
SecurityBlob->UserName.MaximumLength =
- cpu_to_le16(len);
+ cpu_to_le16(ln);
SecurityBlob->UserName.Buffer =
cpu_to_le32(SecurityBlobLength);
- bcc_ptr += len;
- SecurityBlobLength += len;
- SecurityBlob->UserName.Length =
- cpu_to_le16(len);
+ bcc_ptr += ln;
+ SecurityBlobLength += ln;
+ SecurityBlob->UserName.Length = cpu_to_le16(ln);
}
- /* SecurityBlob->WorkstationName.Length = cifs_strtoUCS((__le16 *) bcc_ptr, "AMACHINE",64, nls_codepage);
+ /* SecurityBlob->WorkstationName.Length =
+ cifs_strtoUCS((__le16 *) bcc_ptr, "AMACHINE",64, nls_codepage);
SecurityBlob->WorkstationName.Length *= 2;
- SecurityBlob->WorkstationName.MaximumLength = cpu_to_le16(SecurityBlob->WorkstationName.Length);
- SecurityBlob->WorkstationName.Buffer = cpu_to_le32(SecurityBlobLength);
+ SecurityBlob->WorkstationName.MaximumLength =
+ cpu_to_le16(SecurityBlob->WorkstationName.Length);
+ SecurityBlob->WorkstationName.Buffer =
+ cpu_to_le32(SecurityBlobLength);
bcc_ptr += SecurityBlob->WorkstationName.Length;
SecurityBlobLength += SecurityBlob->WorkstationName.Length;
- SecurityBlob->WorkstationName.Length = cpu_to_le16(SecurityBlob->WorkstationName.Length); */
+ SecurityBlob->WorkstationName.Length =
+ cpu_to_le16(SecurityBlob->WorkstationName.Length); */
if ((long) bcc_ptr % 2) {
*bcc_ptr = 0;
SecurityBlob->DomainName.Length = 0;
SecurityBlob->DomainName.MaximumLength = 0;
} else {
- __u16 len;
+ __u16 ln;
negotiate_flags |= NTLMSSP_NEGOTIATE_DOMAIN_SUPPLIED;
strncpy(bcc_ptr, domain, 63);
- len = strnlen(domain, 64);
+ ln = strnlen(domain, 64);
SecurityBlob->DomainName.MaximumLength =
- cpu_to_le16(len);
+ cpu_to_le16(ln);
SecurityBlob->DomainName.Buffer =
cpu_to_le32(SecurityBlobLength);
- bcc_ptr += len;
- SecurityBlobLength += len;
- SecurityBlob->DomainName.Length = cpu_to_le16(len);
+ bcc_ptr += ln;
+ SecurityBlobLength += ln;
+ SecurityBlob->DomainName.Length = cpu_to_le16(ln);
}
if (user == NULL) {
SecurityBlob->UserName.Buffer = 0;
SecurityBlob->UserName.Length = 0;
SecurityBlob->UserName.MaximumLength = 0;
} else {
- __u16 len;
+ __u16 ln;
strncpy(bcc_ptr, user, 63);
- len = strnlen(user, 64);
- SecurityBlob->UserName.MaximumLength =
- cpu_to_le16(len);
+ ln = strnlen(user, 64);
+ SecurityBlob->UserName.MaximumLength = cpu_to_le16(ln);
SecurityBlob->UserName.Buffer =
- cpu_to_le32(SecurityBlobLength);
- bcc_ptr += len;
- SecurityBlobLength += len;
- SecurityBlob->UserName.Length = cpu_to_le16(len);
+ cpu_to_le32(SecurityBlobLength);
+ bcc_ptr += ln;
+ SecurityBlobLength += ln;
+ SecurityBlob->UserName.Length = cpu_to_le16(ln);
}
/* BB fill in our workstation name if known BB */
rc = SendReceive(xid, ses, smb_buffer, smb_buffer_response,
&bytes_returned, 1);
if (rc) {
-/* rc = map_smb_to_linux_error(smb_buffer_response); *//* done in SendReceive now */
- } else if ((smb_buffer_response->WordCount == 3)
- || (smb_buffer_response->WordCount == 4)) {
+/* rc = map_smb_to_linux_error(smb_buffer_response) done in SendReceive now */
+ } else if ((smb_buffer_response->WordCount == 3) ||
+ (smb_buffer_response->WordCount == 4)) {
__u16 action = le16_to_cpu(pSMBr->resp.Action);
- __u16 blob_len =
- le16_to_cpu(pSMBr->resp.SecurityBlobLength);
+ __u16 blob_len = le16_to_cpu(pSMBr->resp.SecurityBlobLength);
if (action & GUEST_LOGIN)
cFYI(1, (" Guest login")); /* BB Should we set anything
in SesInfo struct ? */
} else {
remaining_words = BCC(smb_buffer_response) / 2;
}
- len =
- UniStrnlen((wchar_t *) bcc_ptr,remaining_words - 1);
+ len = UniStrnlen((wchar_t *) bcc_ptr,
+ remaining_words - 1);
/* We look for obvious messed up bcc or strings in response so we do not go off
the end since (at least) WIN2K and Windows XP have a major bug in not null
terminating last Unicode string in response */
len = strnlen(bcc_ptr, 1024);
if (((long) bcc_ptr + len) -
(long) pByteArea(smb_buffer_response)
- <= BCC(smb_buffer_response)) {
+ <= BCC(smb_buffer_response)) {
if (ses->serverOS)
kfree(ses->serverOS);
- ses->serverOS = kzalloc(len + 1,GFP_KERNEL);
+ ses->serverOS = kzalloc(len + 1, GFP_KERNEL);
strncpy(ses->serverOS,bcc_ptr, len);
bcc_ptr += len;
kfree(ses->serverNOS);
ses->serverNOS = kzalloc(len+1,
GFP_KERNEL);
- strncpy(ses->serverNOS, bcc_ptr, len);
+ strncpy(ses->serverNOS,
+ bcc_ptr, len);
bcc_ptr += len;
bcc_ptr[0] = 0;
bcc_ptr++;
len = strnlen(bcc_ptr, 1024);
if (ses->serverDomain)
kfree(ses->serverDomain);
- ses->serverDomain = kzalloc(len+1,GFP_KERNEL);
- strncpy(ses->serverDomain, bcc_ptr, len);
+ ses->serverDomain =
+ kzalloc(len+1,
+ GFP_KERNEL);
+ strncpy(ses->serverDomain,
+ bcc_ptr, len);
bcc_ptr += len;
bcc_ptr[0] = 0;
bcc_ptr++;
} else
- cFYI(1,
- ("Variable field of length %d extends beyond end of smb ",
+ cFYI(1, ("field of length %d "
+ "extends beyond end of smb ",
len));
}
} else {
- cERROR(1,
- (" Security Blob Length extends beyond end of SMB"));
+ cERROR(1, ("Security Blob extends beyond end "
+ "of SMB"));
}
} else {
cERROR(1, ("No session structure passed in."));
}
} else {
- cERROR(1,
- (" Invalid Word count %d: ",
+ cERROR(1, ("Invalid Word count %d: ",
smb_buffer_response->WordCount));
rc = -EIO;
}
- if (smb_buffer)
- cifs_buf_release(smb_buffer);
+ cifs_buf_release(smb_buffer);
return rc;
}
bcc_ptr = pByteArea(smb_buffer_response);
length = strnlen(bcc_ptr, BCC(smb_buffer_response) - 2);
/* skip service field (NB: this field is always ASCII) */
+ if (length == 3) {
+ if ((bcc_ptr[0] == 'I') && (bcc_ptr[1] == 'P') &&
+ (bcc_ptr[2] == 'C')) {
+ cFYI(1, ("IPC connection"));
+ tcon->ipc = 1;
+ }
+ } else if (length == 2) {
+ if ((bcc_ptr[0] == 'A') && (bcc_ptr[1] == ':')) {
+ /* the most common case */
+ cFYI(1, ("disk share connection"));
+ }
+ }
bcc_ptr += length + 1;
strncpy(tcon->treeName, tree, MAX_TREE_SIZE);
if (smb_buffer->Flags2 & SMBFLG2_UNICODE) {
kfree(tcon->nativeFileSystem);
tcon->nativeFileSystem =
kzalloc(length + 2, GFP_KERNEL);
- cifs_strfromUCS_le(tcon->nativeFileSystem,
- (__le16 *) bcc_ptr,
- length, nls_codepage);
+ if (tcon->nativeFileSystem)
+ cifs_strfromUCS_le(
+ tcon->nativeFileSystem,
+ (__le16 *) bcc_ptr,
+ length, nls_codepage);
bcc_ptr += 2 * length;
bcc_ptr[0] = 0; /* null terminate the string */
bcc_ptr[1] = 0;
kfree(tcon->nativeFileSystem);
tcon->nativeFileSystem =
kzalloc(length + 1, GFP_KERNEL);
- strncpy(tcon->nativeFileSystem, bcc_ptr,
- length);
+ if (tcon->nativeFileSystem)
+ strncpy(tcon->nativeFileSystem, bcc_ptr,
+ length);
}
/* else do not bother copying these information fields*/
}
ses->ipc_tid = smb_buffer_response->Tid;
}
- if (smb_buffer)
- cifs_buf_release(smb_buffer);
+ cifs_buf_release(smb_buffer);
return rc;
}