pwm: imx27: Use dev_err_probe() to simplify error handling
dev_err_probe() can reduce code size, uniform error handling and record the
defer probe reason etc., use it to simplify the code.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c
index c50d453..ceaed03 100644
--- a/drivers/pwm/pwm-imx27.c
+++ b/drivers/pwm/pwm-imx27.c
@@ -315,27 +315,14 @@ static int pwm_imx27_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, imx);
imx->clk_ipg = devm_clk_get(&pdev->dev, "ipg");
- if (IS_ERR(imx->clk_ipg)) {
- int ret = PTR_ERR(imx->clk_ipg);
-
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev,
- "getting ipg clock failed with %d\n",
- ret);
- return ret;
- }
+ if (IS_ERR(imx->clk_ipg))
+ return dev_err_probe(&pdev->dev, PTR_ERR(imx->clk_ipg),
+ "getting ipg clock failed\n");
imx->clk_per = devm_clk_get(&pdev->dev, "per");
- if (IS_ERR(imx->clk_per)) {
- int ret = PTR_ERR(imx->clk_per);
-
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev,
- "failed to get peripheral clock: %d\n",
- ret);
-
- return ret;
- }
+ if (IS_ERR(imx->clk_per))
+ return dev_err_probe(&pdev->dev, PTR_ERR(imx->clk_per),
+ "failed to get peripheral clock\n");
imx->chip.ops = &pwm_imx27_ops;
imx->chip.dev = &pdev->dev;