linux-kernel - [PATCH] serial: don't announce CIR serial ports

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Date:	Sun, 02 Aug 2015 23:09:57 +0200
From:	"Maciej S. Szmigiero" <mail@...iej.szmigiero.name>
To:	linux-serial@...r.kernel.org
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jslaby@...e.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: [PATCH] serial: don't announce CIR serial ports

CIR type serial ports aren't real serial ports.
This is just a way to prevent legacy serial driver
from probing and eventually binding some resources
so don't announce them like normal serial ports.

Signed-off-by: Maciej Szmigiero <mail@...iej.szmigiero.name>
---
 drivers/tty/serial/serial_core.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index f368520..99f944d 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -2237,7 +2237,7 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state,
 		port->ops->config_port(port, flags);
 	}
 
-	if (port->type != PORT_UNKNOWN) {
+	if (port->type != PORT_UNKNOWN && port->type != PORT_8250_CIR) {
 		unsigned long flags;
 
 		uart_report_port(drv, port);
--
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