From: Jingoo Han Date: Mon, 29 Apr 2013 23:20:39 +0000 (-0700) Subject: rtc: rtc-ds1390: use devm_*() functions X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1ce95ba7441240fef3becbf0d5be98141c45f0a5;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git rtc: rtc-ds1390: use devm_*() functions Use devm_*() functions to make cleanup paths simpler. Signed-off-by: Jingoo Han Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/rtc/rtc-ds1390.c b/drivers/rtc/rtc-ds1390.c index 11b70763bb53..289af419dff4 100644 --- a/drivers/rtc/rtc-ds1390.c +++ b/drivers/rtc/rtc-ds1390.c @@ -131,7 +131,7 @@ static int ds1390_probe(struct spi_device *spi) spi->bits_per_word = 8; spi_setup(spi); - chip = kzalloc(sizeof *chip, GFP_KERNEL); + chip = devm_kzalloc(&spi->dev, sizeof(*chip), GFP_KERNEL); if (!chip) { dev_err(&spi->dev, "unable to allocate device memory\n"); return -ENOMEM; @@ -141,16 +141,14 @@ static int ds1390_probe(struct spi_device *spi) res = ds1390_get_reg(&spi->dev, DS1390_REG_SECONDS, &tmp); if (res != 0) { dev_err(&spi->dev, "unable to read device\n"); - kfree(chip); return res; } - chip->rtc = rtc_device_register("ds1390", - &spi->dev, &ds1390_rtc_ops, THIS_MODULE); + chip->rtc = devm_rtc_device_register(&spi->dev, "ds1390", + &ds1390_rtc_ops, THIS_MODULE); if (IS_ERR(chip->rtc)) { dev_err(&spi->dev, "unable to register device\n"); res = PTR_ERR(chip->rtc); - kfree(chip); } return res; @@ -158,11 +156,6 @@ static int ds1390_probe(struct spi_device *spi) static int ds1390_remove(struct spi_device *spi) { - struct ds1390 *chip = spi_get_drvdata(spi); - - rtc_device_unregister(chip->rtc); - kfree(chip); - return 0; }