Commit 6de6e5c4 authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
Browse files

mxser: remove else from LSR bits checks 



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: default avatarJiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210618061516.662-18-jslaby@suse.cz


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0c419421

drivers/tty/mxser.c

+1 −2
Original line number Diff line number Diff line
@@ -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)++;