linux-kernel - [PATCH 2/4] serial: xuartps: Do not handle overrun errors under IGNPAR option

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Message-Id: <41df6eb35d69801afa5b686a6974e3c3bf65178a.1439796149.git.michal.simek@xilinx.com>
Date:	Mon, 17 Aug 2015 09:22:32 +0200
From:	Michal Simek <michal.simek@...inx.com>
To:	linux-kernel@...r.kernel.org, monstr@...str.eu
Cc:	Anirudha Sarangi <anirudha.sarangi@...inx.com>,
	Sören Brinkmann <soren.brinkmann@...inx.com>,
	Jiri Slaby <jslaby@...e.com>, linux-serial@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 2/4] serial: xuartps: Do not handle overrun errors under IGNPAR option

From: Anirudha Sarangi <anirudha.sarangi@...inx.com>

The existing implementation includes overrun errors under IGNPAR
option. This patch fixes it by including only parity and framing
error under IGNPAR option.

Signed-off-by: Anirudha Sarangi <anirudh@...inx.com>
Signed-off-by: Michal Simek <michal.simek@...inx.com>
---

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

diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index a3020344ac9d..c4437e8929ff 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -691,7 +691,7 @@ static void cdns_uart_set_termios(struct uart_port *port,
 
 	if (termios->c_iflag & IGNPAR)
 		port->ignore_status_mask |= CDNS_UART_IXR_PARITY |
-			CDNS_UART_IXR_FRAMING | CDNS_UART_IXR_OVERRUN;
+					    CDNS_UART_IXR_FRAMING;
 
 	/* ignore all characters if CREAD is not set */
 	if ((termios->c_cflag & CREAD) == 0)
-- 
2.3.5

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