Commit dc5338fc authored by Johan Hovold's avatar Johan Hovold
Browse files

USB: serial: cp210x: drop short control-transfer checks 



There's no need to check for short control transfers when sending data
so remove the redundant sanity checks.

Reviewed-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
parent 03f32d7c

drivers/usb/serial/cp210x.c

+6 −12
Original line number Diff line number Diff line
@@ -674,16 +674,13 @@ static int cp210x_write_reg_block(struct usb_serial_port *port, u8 req, 


	kfree(dmabuf);



	if (result == bufsize) {

		result = 0;

	} else {

	if (result < 0) {

		dev_err(&port->dev, "failed set req 0x%x size %d status: %d\n",

				req, bufsize, result);

		if (result >= 0)

			result = -EIO;

		return result;

	}



	return result;

	return 0;

}



/*
@@ -720,17 +717,14 @@ static int cp210x_write_vendor_block(struct usb_serial *serial, u8 type, 


	kfree(dmabuf);



	if (result == bufsize) {

		result = 0;

	} else {

	if (result < 0) {

		dev_err(&serial->interface->dev,

			"failed to set vendor val 0x%04x size %d: %d\n", val,

			bufsize, result);

		if (result >= 0)

			result = -EIO;

		return result;

	}



	return result;

	return 0;

}

#endif