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authorSteve French <sfrench@us.ibm.com>2005-09-22 16:32:06 -0700
committerSteve French <sfrench@us.ibm.com>2005-09-22 16:32:06 -0700
commit70ca734a14366b634224a1e4586d43b36b65ab67 (patch)
treebad9c511f846baebc18d0f5190bbe5fde5ae0dd1 /fs/cifs/connect.c
parent2096243885ee34b78cb57ce835e07c8536a67d2a (diff)
downloadop-kernel-dev-70ca734a14366b634224a1e4586d43b36b65ab67.zip
op-kernel-dev-70ca734a14366b634224a1e4586d43b36b65ab67.tar.gz
[CIFS] Various minor bigendian fixes and sparse level 2 warning message fixes
Most important of these fixes mapchars on bigendian and a few statfs fields Signed-off-by: Shaggy (shaggy@austin.ibm.com) Signed-off-by: Steve French (sfrench@us.ibm.com)
Diffstat (limited to 'fs/cifs/connect.c')
-rw-r--r--fs/cifs/connect.c38
1 files changed, 25 insertions, 13 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 1969760..e27e5ad 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -303,12 +303,12 @@ static int coalesce_t2(struct smb_hdr * psecond, struct smb_hdr *pTargetSMB)
byte_count += total_in_buf2;
BCC_LE(pTargetSMB) = cpu_to_le16(byte_count);
- byte_count = be32_to_cpu(pTargetSMB->smb_buf_length);
+ byte_count = pTargetSMB->smb_buf_length;
byte_count += total_in_buf2;
/* BB also add check that we are not beyond maximum buffer size */
- pTargetSMB->smb_buf_length = cpu_to_be32(byte_count);
+ pTargetSMB->smb_buf_length = byte_count;
if(remaining == total_in_buf2) {
cFYI(1,("found the last secondary response"));
@@ -333,7 +333,7 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
struct cifsSesInfo *ses;
struct task_struct *task_to_wake = NULL;
struct mid_q_entry *mid_entry;
- char *temp;
+ char temp;
int isLargeBuf = FALSE;
int isMultiRsp;
int reconnect;
@@ -435,22 +435,32 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
continue;
}
- /* the right amount was read from socket - 4 bytes */
+ /* The right amount was read from socket - 4 bytes */
+ /* so we can now interpret the length field */
+ /* the first byte big endian of the length field,
+ is actually not part of the length but the type
+ with the most common, zero, as regular data */
+ temp = *((char *) smb_buffer);
+
+ /* Note that FC 1001 length is big endian on the wire,
+ but we convert it here so it is always manipulated
+ as host byte order */
pdu_length = ntohl(smb_buffer->smb_buf_length);
- cFYI(1,("rfc1002 length(big endian)0x%x)", pdu_length+4));
+ smb_buffer->smb_buf_length = pdu_length;
+
+ cFYI(1,("rfc1002 length 0x%x)", pdu_length+4));
- temp = (char *) smb_buffer;
- if (temp[0] == (char) RFC1002_SESSION_KEEP_ALIVE) {
+ if (temp == (char) RFC1002_SESSION_KEEP_ALIVE) {
continue;
- } else if (temp[0] == (char)RFC1002_POSITIVE_SESSION_RESPONSE) {
+ } else if (temp == (char)RFC1002_POSITIVE_SESSION_RESPONSE) {
cFYI(1,("Good RFC 1002 session rsp"));
continue;
- } else if (temp[0] == (char)RFC1002_NEGATIVE_SESSION_RESPONSE) {
+ } else if (temp == (char)RFC1002_NEGATIVE_SESSION_RESPONSE) {
/* we get this from Windows 98 instead of
an error on SMB negprot response */
cFYI(1,("Negative RFC1002 Session Response Error 0x%x)",
- temp[4]));
+ pdu_length));
if(server->tcpStatus == CifsNew) {
/* if nack on negprot (rather than
ret of smb negprot error) reconnecting
@@ -472,9 +482,10 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
wake_up(&server->response_q);
continue;
}
- } else if (temp[0] != (char) 0) {
+ } else if (temp != (char) 0) {
cERROR(1,("Unknown RFC 1002 frame"));
- cifs_dump_mem(" Received Data: ", temp, length);
+ cifs_dump_mem(" Received Data: ", (char *)smb_buffer,
+ length);
cifs_reconnect(server);
csocket = server->ssocket;
continue;
@@ -609,7 +620,8 @@ multi_t2_fnd:
} else if ((is_valid_oplock_break(smb_buffer) == FALSE)
&& (isMultiRsp == FALSE)) {
cERROR(1, ("No task to wake, unknown frame rcvd!"));
- cifs_dump_mem("Received Data is: ",temp,sizeof(struct smb_hdr));
+ cifs_dump_mem("Received Data is: ",(char *)smb_buffer,
+ sizeof(struct smb_hdr));
}
} /* end while !EXITING */
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