SMB3: incorrect file id in requests compounded with open

See MS-SMB2 3.2.4.1.4, file ids in compounded requests should be set to
0xFFFFFFFFFFFFFFFF (we were treating it as u32 not u64 and setting
it incorrectly).

Signed-off-by: Steve French <stfrench@microsoft.com>
Reported-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Shyam Prasad N <sprasad@microsoft.com>

Author: smfrench

fs/cifs/smb2pdu.c

@@ -3900,10 +3900,10 @@ smb2_new_read_req(void **buf, unsigned int *total_len,
 			 * Related requests use info from previous read request
 			 * in chain.
 			 */
-			shdr->SessionId = 0xFFFFFFFF;
+			shdr->SessionId = 0xFFFFFFFFFFFFFFFF;
 			shdr->TreeId = 0xFFFFFFFF;
-			req->PersistentFileId = 0xFFFFFFFF;
-			req->VolatileFileId = 0xFFFFFFFF;
+			req->PersistentFileId = 0xFFFFFFFFFFFFFFFF;
+			req->VolatileFileId = 0xFFFFFFFFFFFFFFFF;
 		}
 	}
 	if (remaining_bytes > io_parms->length)