linux-kernel - [PATCH] serial: 8250_dw: Check the data->pclk when get apb

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Date:   Wed, 24 Aug 2016 16:33:33 +0800
From:   Kefeng Wang <wangkefeng.wang@...wei.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Chen-Yu Tsai <wens@...e.org>, Jiri Slaby <jslaby@...e.com>,
        "Andy Shevchenko" <andriy.shevchenko@...ux.intel.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        <guohanjun@...wei.com>, <linux-serial@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Kefeng Wang <wangkefeng.wang@...wei.com>
Subject: [PATCH] serial: 8250_dw: Check the data->pclk when get apb_pclk

It should check the data->pclk, not data->clk when get apb_pclk.

Fixes: c8ed99d4f6a8("serial: 8250_dw: Add support for deferred probing")
Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
---
 drivers/tty/serial/8250/8250_dw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index e199696..b022f5a 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -462,7 +462,7 @@ static int dw8250_probe(struct platform_device *pdev)
 	}
 
 	data->pclk = devm_clk_get(&pdev->dev, "apb_pclk");
-	if (IS_ERR(data->clk) && PTR_ERR(data->clk) == -EPROBE_DEFER) {
+	if (IS_ERR(data->pclk) && PTR_ERR(data->pclk) == -EPROBE_DEFER) {
 		err = -EPROBE_DEFER;
 		goto err_clk;
 	}
-- 
2.6.0.GIT