linux-kernel - [PATCH 24/58] tty/serial: Don't zero port->sysrq

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-Id: <20191213000657.931618-25-dima@arista.com>
Date:   Fri, 13 Dec 2019 00:06:23 +0000
From:   Dmitry Safonov <dima@...sta.com>
To:     linux-kernel@...r.kernel.org
Cc:     Dmitry Safonov <0x7f454c46@...il.com>,
        Dmitry Safonov <dima@...sta.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>,
        Vasiliy Khoruzhick <vasilykh@...sta.com>,
        linux-serial@...r.kernel.org
Subject: [PATCH 24/58] tty/serial: Don't zero port->sysrq

uart_handle_sysrq_char() already does it.

Signed-off-by: Dmitry Safonov <dima@...sta.com>
---
 drivers/tty/serial/mpc52xx_uart.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c
index ba1fddb6801c..af1700445251 100644
--- a/drivers/tty/serial/mpc52xx_uart.c
+++ b/drivers/tty/serial/mpc52xx_uart.c
@@ -1378,10 +1378,8 @@ mpc52xx_uart_int_rx_chars(struct uart_port *port)
 		ch = psc_ops->read_char(port);
 
 		/* Handle sysreq char */
-		if (uart_handle_sysrq_char(port, ch)) {
-			port->sysrq = 0;
+		if (uart_handle_sysrq_char(port, ch))
 			continue;
-		}
 
 		/* Store it */
 
-- 
2.24.0