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| author | Jingoo Han <jg1.han@samsung.com> | 2013-04-29 16:20:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:37 -0700 |
| commit | c40dcf6e8ce477ba8c1c21b949b28e03b1700902 (patch) | |
| tree | ab06854ec7bc18cf3913f3a2414ea173dccc1492 /drivers/rtc/rtc-msm6242.c | |
| parent | a379fd2458d78d3286c8103aa479839b073c89fe (diff) | |
| download | linux-c40dcf6e8ce477ba8c1c21b949b28e03b1700902.tar.gz linux-c40dcf6e8ce477ba8c1c21b949b28e03b1700902.tar.bz2 linux-c40dcf6e8ce477ba8c1c21b949b28e03b1700902.zip | |
rtc: rtc-msm6242: use devm_*() functions
Use devm_*() functions to make cleanup paths simpler.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-msm6242.c')
| -rw-r--r-- | drivers/rtc/rtc-msm6242.c | 32 |
1 files changed, 11 insertions, 21 deletions
diff --git a/drivers/rtc/rtc-msm6242.c b/drivers/rtc/rtc-msm6242.c index 3ac1e8eca89d..771f86a05d14 100644 --- a/drivers/rtc/rtc-msm6242.c +++ b/drivers/rtc/rtc-msm6242.c @@ -194,30 +194,28 @@ static const struct rtc_class_ops msm6242_rtc_ops = { .set_time = msm6242_set_time, }; -static int __init msm6242_rtc_probe(struct platform_device *dev) +static int __init msm6242_rtc_probe(struct platform_device *pdev) { struct resource *res; struct msm6242_priv *priv; struct rtc_device *rtc; int error; - res = platform_get_resource(dev, IORESOURCE_MEM, 0); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) return -ENODEV; - priv = kzalloc(sizeof(*priv), GFP_KERNEL); + priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; - priv->regs = ioremap(res->start, resource_size(res)); - if (!priv->regs) { - error = -ENOMEM; - goto out_free_priv; - } - platform_set_drvdata(dev, priv); + priv->regs = devm_ioremap(&pdev->dev, res->start, resource_size(res)); + if (!priv->regs) + return -ENOMEM; + platform_set_drvdata(pdev, priv); - rtc = rtc_device_register("rtc-msm6242", &dev->dev, &msm6242_rtc_ops, - THIS_MODULE); + rtc = devm_rtc_device_register(&pdev->dev, "rtc-msm6242", + &msm6242_rtc_ops, THIS_MODULE); if (IS_ERR(rtc)) { error = PTR_ERR(rtc); goto out_unmap; @@ -227,20 +225,12 @@ static int __init msm6242_rtc_probe(struct platform_device *dev) return 0; out_unmap: - platform_set_drvdata(dev, NULL); - iounmap(priv->regs); -out_free_priv: - kfree(priv); + platform_set_drvdata(pdev, NULL); return error; } -static int __exit msm6242_rtc_remove(struct platform_device *dev) +static int __exit msm6242_rtc_remove(struct platform_device *pdev) { - struct msm6242_priv *priv = platform_get_drvdata(dev); - - rtc_device_unregister(priv->rtc); - iounmap(priv->regs); - kfree(priv); return 0; } |