[PATCH 17/70] mxser: remove else from LSR bits checks

From: Jiri Slaby
Date: Fri Jun 18 2021 - 02:16:24 EST


UART_LSR_SPECIAL is composed of UART_LSR_BI, UART_LSR_PE, UART_LSR_FE,
UART_LSR_OE. So status cannot be anything else. Remove the unused else
branch.

Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
drivers/tty/mxser.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 6b8f2b0e0726..1b8032c9351e 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -2124,8 +2124,7 @@ static u8 mxser_receive_chars_old(struct tty_struct *tty,
} else if (status & UART_LSR_OE) {
flag = TTY_OVERRUN;
port->icount.overrun++;
- } else
- flag = TTY_BREAK;
+ }
}
tty_insert_flip_char(&port->port, ch, flag);
(*cnt)++;
--
2.32.0