[PATCH 2/4] serial: 8250_uniphier: fix clearing divisor latch access bit

From: Masahiro Yamada
Date: Mon Oct 24 2016 - 03:59:35 EST


At this point, 'value' is always a byte, then this code is clearing
bit 15, which is already clear. I meant to clear bit 7.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
Reported-by: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
---

drivers/tty/serial/8250/8250_uniphier.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/8250/8250_uniphier.c b/drivers/tty/serial/8250/8250_uniphier.c
index a8babb0..417d9e7 100644
--- a/drivers/tty/serial/8250/8250_uniphier.c
+++ b/drivers/tty/serial/8250/8250_uniphier.c
@@ -99,7 +99,7 @@ static void uniphier_serial_out(struct uart_port *p, int offset, int value)
case UART_LCR:
valshift = UNIPHIER_UART_LCR_SHIFT;
/* Divisor latch access bit does not exist. */
- value &= ~(UART_LCR_DLAB << valshift);
+ value &= ~UART_LCR_DLAB;
/* fall through */
case UART_MCR:
offset = UNIPHIER_UART_LCR_MCR;
--
1.9.1