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author | Jingoo Han <jg1.han@samsung.com> | 2013-03-15 18:15:49 +0900 |
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committer | Linus Walleij <linus.walleij@linaro.org> | 2013-03-27 16:05:12 +0100 |
commit | 632d8e55d1f0304579315669bfadcab7352973fd (patch) | |
tree | 1ff526a6c6d2f26a44461651aad8f4cb30153c58 /drivers/gpio | |
parent | b09638a4d6b8032f6569e6ec8a5cc373ced045aa (diff) | |
download | op-kernel-dev-632d8e55d1f0304579315669bfadcab7352973fd.zip op-kernel-dev-632d8e55d1f0304579315669bfadcab7352973fd.tar.gz |
gpio: mc33880: use devm_kzalloc()
Use devm_kzalloc() to make cleanup paths simpler.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r-- | drivers/gpio/gpio-mc33880.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-mc33880.c b/drivers/gpio/gpio-mc33880.c index 6a8fdc2..b161489 100644 --- a/drivers/gpio/gpio-mc33880.c +++ b/drivers/gpio/gpio-mc33880.c @@ -101,7 +101,7 @@ static int mc33880_probe(struct spi_device *spi) if (ret < 0) return ret; - mc = kzalloc(sizeof(struct mc33880), GFP_KERNEL); + mc = devm_kzalloc(&spi->dev, sizeof(struct mc33880), GFP_KERNEL); if (!mc) return -ENOMEM; @@ -143,7 +143,6 @@ static int mc33880_probe(struct spi_device *spi) exit_destroy: dev_set_drvdata(&spi->dev, NULL); mutex_destroy(&mc->lock); - kfree(mc); return ret; } @@ -159,10 +158,9 @@ static int mc33880_remove(struct spi_device *spi) dev_set_drvdata(&spi->dev, NULL); ret = gpiochip_remove(&mc->chip); - if (!ret) { + if (!ret) mutex_destroy(&mc->lock); - kfree(mc); - } else + else dev_err(&spi->dev, "Failed to remove the GPIO controller: %d\n", ret); |