[PATCH 1/3] pwm: imx-tpm: Use dev_err_probe() to simplify error handling

[Anson Huang]

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@xxxxxxx>
---
 drivers/pwm/pwm-imx-tpm.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/pwm/pwm-imx-tpm.c b/drivers/pwm/pwm-imx-tpm.c
index fcdf6be..e46fad3 100644
--- a/drivers/pwm/pwm-imx-tpm.c
+++ b/drivers/pwm/pwm-imx-tpm.c
@@ -350,13 +350,9 @@ static int pwm_imx_tpm_probe(struct platform_device *pdev)
 		return PTR_ERR(tpm->base);
 
 	tpm->clk = devm_clk_get(&pdev->dev, NULL);
-	if (IS_ERR(tpm->clk)) {
-		ret = PTR_ERR(tpm->clk);
-		if (ret != -EPROBE_DEFER)
-			dev_err(&pdev->dev,
-				"failed to get PWM clock: %d\n", ret);
-		return ret;
-	}
+	if (IS_ERR(tpm->clk))
+		return dev_err_probe(&pdev->dev, PTR_ERR(tpm->clk),
+				     "failed to get PWM clock: %ld\n", PTR_ERR(tpm->clk));
 
 	ret = clk_prepare_enable(tpm->clk);
 	if (ret) {
-- 
2.7.4