USB: ch341: use le16_to_cpup to be explicit about endianess

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 2942c6d..4fd01d6 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -422,7 +422,7 @@
 	}
 	dbg("%s - New ch341 break register contents - reg1: %x, reg2: %x",
 			__func__, break_reg[0], break_reg[1]);
-	reg_contents = (uint16_t)break_reg[0] | ((uint16_t)break_reg[1] << 8);
+	reg_contents = le16_to_cpup((uint16_t *)break_reg);
 	r = ch341_control_out(port->serial->dev, CH341_REQ_WRITE_REG,
 			ch341_break_reg, reg_contents);
 	if (r < 0)