mei: drop iamthif_mtu from device structure

We can receive mtu with one call now, no need to store it.

Signed-off-by: Alexander Usyskin <[e-mail]>
Signed-off-by: Tomas Winkler <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/misc/mei/amthif.c

···
 
 	mei_cl_init(cl, dev);
 
-	/* Assign iamthif_mtu to the value received from ME  */
-
-	dev->iamthif_mtu = me_cl->props.max_msg_length;
-	dev_dbg(dev->dev, "IAMTHIF_MTU = %d\n", dev->iamthif_mtu);
-
-
 	ret = mei_cl_link(cl, MEI_IAMTHIF_HOST_CLIENT_ID);
 	if (ret < 0) {
 		dev_err(dev->dev, "amthif: failed cl_link %d\n", ret);
···
 {
 	struct mei_device *dev = cl->dev;
 	struct mei_cl_cb *cb;
-	size_t length = dev->iamthif_mtu;
 	int rets;
 
 	cb = mei_io_cb_init(cl, MEI_FOP_READ, file);
···
 		goto err;
 	}
 
-	rets = mei_io_cb_alloc_buf(cb, length);
+	rets = mei_io_cb_alloc_buf(cb, mei_cl_mtu(cl));
 	if (rets)
 		goto err;
 

drivers/misc/mei/mei_dev.h

···
  * @iamthif_cl  : amthif host client
  * @iamthif_current_cb : amthif current operation callback
  * @iamthif_open_count : number of opened amthif connections
- * @iamthif_mtu : amthif client max message length
  * @iamthif_timer : time stamp of current amthif command completion
  * @iamthif_stall_timer : timer to detect amthif hang
  * @iamthif_state : amthif processor state
···
 	struct mei_cl iamthif_cl;
 	struct mei_cl_cb *iamthif_current_cb;
 	long iamthif_open_count;
-	int iamthif_mtu;
 	unsigned long iamthif_timer;
 	u32 iamthif_stall_timer;
 	enum iamthif_states iamthif_state;