From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kyoungil Kim Subject: [PATCH 2/2] serial: samsung: Fixed wrong comparison for baudclk_rate Date: Sun, 20 May 2012 17:49:31 +0900 Message-ID: <000101cd3665$7943b690$6bcb23b0$%kim@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Content-language: ko Sender: linux-samsung-soc-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org Cc: 'Kukjin Kim' , 'Alan Cox' , 'Kyoungil Kim' , 'Yoon' List-Id: linux-serial@vger.kernel.org port->baudclk_rate should be compared to the rate of port->baudclk, because port->baudclk_rate was assigned as the rate of port->baudclk previously. So to check that the current baudclk rate is same as previous rate, the target of comparison sholud be the rate of port->baudclk. Signed-off-by: Jun-Ho, Yoon Signed-off-by: Kyoungil Kim --- drivers/tty/serial/samsung.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c index 5668538..cefdd2d 100644 --- a/drivers/tty/serial/samsung.c +++ b/drivers/tty/serial/samsung.c @@ -1013,10 +1013,10 @@ static int s3c24xx_serial_cpufreq_transition(struct notifier_block *nb, * a disturbance in the clock-rate over the change. */ - if (IS_ERR(port->clk)) + if (IS_ERR(port->baudclk)) goto exit; - if (port->baudclk_rate == clk_get_rate(port->clk)) + if (port->baudclk_rate == clk_get_rate(port->baudclk)) goto exit; if (val == CPUFREQ_PRECHANGE) { -- 1.7.1