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| author | Steve French <smfrench@austin.rr.com> | 2005-04-28 22:41:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-28 22:41:07 -0700 |
| commit | 848f3fce45d2ba93e10b5e9d65bcae0d9269ad0d (patch) | |
| tree | 103c63af4e29ee400b0bef59ed5a9d0be65a7a2b /fs/cifs | |
| parent | d0724714fd49aeec1383b94807174de7e96021bf (diff) | |
| download | linux-848f3fce45d2ba93e10b5e9d65bcae0d9269ad0d.tar.gz linux-848f3fce45d2ba93e10b5e9d65bcae0d9269ad0d.tar.bz2 linux-848f3fce45d2ba93e10b5e9d65bcae0d9269ad0d.zip | |
[PATCH] cifs: Do not interpret oplock break responses as responses to an unrelated command
.. even if the multiplex ids match.
Signed-off-by: Steve French (sfrench@us.ibm.com)
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/cifs')
| -rw-r--r-- | fs/cifs/CHANGES | 2 | ||||
| -rw-r--r-- | fs/cifs/cifs_debug.c | 7 | ||||
| -rw-r--r-- | fs/cifs/cifsglob.h | 2 | ||||
| -rw-r--r-- | fs/cifs/connect.c | 10 | ||||
| -rw-r--r-- | fs/cifs/transport.c | 1 |
5 files changed, 16 insertions, 6 deletions
diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES index de8858028d64..de63a0e3f4ce 100644 --- a/fs/cifs/CHANGES +++ b/fs/cifs/CHANGES @@ -10,6 +10,8 @@ different users from the same client to the same server. Fix oops in cifs_close. Add mount option for remapping reserved characters in filenames (also allow recognizing files with created by SFU which have any of these seven reserved characters, except backslash, to be recognized). +Fix invalid transact2 message (we were sometimes trying to interpret +oplock breaks as SMB responses). Version 1.31 ------------ diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index e7bd93e6226d..efa099165b22 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -111,7 +111,12 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, mid_q_entry, qhead); if(mid_entry) { - length = sprintf(buf,"State: %d com: %d pid: %d tsk: %p mid %d\n",mid_entry->midState,mid_entry->command,mid_entry->pid,mid_entry->tsk,mid_entry->mid); + length = sprintf(buf,"State: %d com: %d pid: %d tsk: %p mid %d\n", + mid_entry->midState, + (int)mid_entry->command, + mid_entry->pid, + mid_entry->tsk, + mid_entry->mid); buf += length; } } diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 1b3082d79379..fe1409799513 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -313,12 +313,12 @@ struct mid_q_entry { __u16 mid; /* multiplex id */ __u16 pid; /* process id */ __u32 sequence_number; /* for CIFS signing */ - __u16 command; /* smb command code */ struct timeval when_sent; /* time when smb sent */ struct cifsSesInfo *ses; /* smb was sent to this server */ struct task_struct *tsk; /* task waiting for response */ struct smb_hdr *resp_buf; /* response buffer */ int midState; /* wish this were enum but can not pass to wait_event */ + __u8 command; /* smb command code */ }; struct oplock_q_entry { diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 1f22b85324cf..383e55fa7d26 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -361,9 +361,13 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server) mid_q_entry, qhead); - if ((mid_entry->mid == smb_buffer->Mid) && (mid_entry->midState == MID_REQUEST_SUBMITTED)) { - cFYI(1, - (" Mid 0x%x matched - waking up ",mid_entry->mid)); + if ((mid_entry->mid == smb_buffer->Mid) + && (mid_entry->midState == + MID_REQUEST_SUBMITTED) + && (mid_entry->command == + smb_buffer->Command)) { + cFYI(1,("Found Mid 0x%x wake up" + ,mid_entry->mid)); task_to_wake = mid_entry->tsk; mid_entry->resp_buf = smb_buffer; diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index a9e4f989b7f7..aab62ed46982 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -189,7 +189,6 @@ smb_sendv(struct socket *ssocket, struct smb_hdr *smb_buffer, struct msghdr smb_msg; number_of_pages += 1; /* account for SMB header */ struct kvec * piov = kmalloc(number_of_pages * sizeof(struct kvec)); - if(i=0;i<num_pages-1;i++ unsigned len = smb_buf_length + 4; if(ssocket == NULL) |