From 0dc1135fdf5e2b2a3dbacd59c66f3e9236894425 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Sat, 7 Dec 2013 18:13:16 +0100 Subject: pwm: jz4740: Use devm_clk_get() Using the managed version of clk_get() makes the code a bit shorter and the error paths less complicated. Signed-off-by: Lars-Peter Clausen Signed-off-by: Thierry Reding --- drivers/pwm/pwm-jz4740.c | 20 +++----------------- 1 file changed, 3 insertions(+), 17 deletions(-) (limited to 'drivers/pwm/pwm-jz4740.c') diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c index a44d890c3818..9c46209e1d02 100644 --- a/drivers/pwm/pwm-jz4740.c +++ b/drivers/pwm/pwm-jz4740.c @@ -165,13 +165,12 @@ static const struct pwm_ops jz4740_pwm_ops = { static int jz4740_pwm_probe(struct platform_device *pdev) { struct jz4740_pwm_chip *jz4740; - int ret; jz4740 = devm_kzalloc(&pdev->dev, sizeof(*jz4740), GFP_KERNEL); if (!jz4740) return -ENOMEM; - jz4740->clk = clk_get(&pdev->dev, "ext"); + jz4740->clk = devm_clk_get(&pdev->dev, "ext"); if (IS_ERR(jz4740->clk)) return PTR_ERR(jz4740->clk); @@ -180,29 +179,16 @@ static int jz4740_pwm_probe(struct platform_device *pdev) jz4740->chip.npwm = NUM_PWM; jz4740->chip.base = -1; - ret = pwmchip_add(&jz4740->chip); - if (ret < 0) { - clk_put(jz4740->clk); - return ret; - } - platform_set_drvdata(pdev, jz4740); - return 0; + return pwmchip_add(&jz4740->chip); } static int jz4740_pwm_remove(struct platform_device *pdev) { struct jz4740_pwm_chip *jz4740 = platform_get_drvdata(pdev); - int ret; - - ret = pwmchip_remove(&jz4740->chip); - if (ret < 0) - return ret; - clk_put(jz4740->clk); - - return 0; + return pwmchip_remove(&jz4740->chip); } static struct platform_driver jz4740_pwm_driver = { -- cgit v1.2.3-58-ga151