From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Jackson Subject: [PATCH] OMAP: serial: Remove incorrect disabling of IER interrupt Date: Thu, 15 Aug 2013 08:53:44 +0100 Message-ID: <520C8908.4050006@newflow.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from 217-155-41-104.dsl.in-addr.zen.co.uk ([217.155.41.104]:44493 "EHLO centos1.newflow.co.uk" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1760515Ab3HOHxq (ORCPT ); Thu, 15 Aug 2013 03:53:46 -0400 Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: "linux-omap@vger.kernel.org" Cc: Greg KH , jslaby@suse.cz, linux-serial@vger.kernel.org The recent patch to add RS485 contained a bug whereby the IER interrupt was cleared down incorrectly. This patch fixes the problem. Signed-off-by: Mark Jackson --- drivers/tty/serial/omap-serial.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 2706c11..2fa7b5c 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -1327,9 +1327,6 @@ serial_omap_config_rs485(struct uart_port *port, struct serial_rs485 *rs485conf) pm_runtime_get_sync(up->dev); spin_lock_irqsave(&up->port.lock, flags); - up->ier &= ~(UART_IER_RLSI | UART_IER_RDI); - serial_out(up, UART_IER, up->ier); - /* Disable interrupts from this port */ mode = up->ier; up->ier = 0; -- 1.7.9.5