serial: ns16550: Fix style violation
Clarify the computation precedence in two ternary operator
constructions.
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Mario Six <mario.six@gdsys.cc>
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c
index c702304..6f9ce68 100644
--- a/drivers/serial/ns16550.c
+++ b/drivers/serial/ns16550.c
@@ -339,9 +339,9 @@
struct NS16550 *const com_port = dev_get_priv(dev);
if (input)
- return serial_in(&com_port->lsr) & UART_LSR_DR ? 1 : 0;
+ return (serial_in(&com_port->lsr) & UART_LSR_DR) ? 1 : 0;
else
- return serial_in(&com_port->lsr) & UART_LSR_THRE ? 0 : 1;
+ return (serial_in(&com_port->lsr) & UART_LSR_THRE) ? 0 : 1;
}
static int ns16550_serial_getc(struct udevice *dev)