cifs: don't return error from standard_receive3 after marking response malformed
standard_receive3 will check the validity of the response from the server (via checkSMB). It'll pass the result of that check to handle_mid which will dequeue it and mark it with a status of MID_RESPONSE_MALFORMED if checkSMB returned an error. At that point, standard_receive3 will also return an error, which will make the demultiplex thread skip doing the callback for the mid. This is wrong -- if we were able to identify the request and the response is marked malformed, then we want the demultiplex thread to do the callback. Fix this by making standard_receive3 return 0 in this situation. Cc: stable@vger.kernel.org Reported-and-Tested-by: Mark Moseley <moseleymark@gmail.com> Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <smfrench@gmail.com>
This commit is contained in:
parent
8b0192a5f4
commit
ff4fa4a25a
@ -773,10 +773,11 @@ standard_receive3(struct TCP_Server_Info *server, struct mid_q_entry *mid)
|
||||
cifs_dump_mem("Bad SMB: ", buf,
|
||||
min_t(unsigned int, server->total_read, 48));
|
||||
|
||||
if (mid)
|
||||
handle_mid(mid, server, smb_buffer, length);
|
||||
if (!mid)
|
||||
return length;
|
||||
|
||||
return length;
|
||||
handle_mid(mid, server, smb_buffer, length);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
|
Loading…
Reference in New Issue
Block a user