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authorMaxime Ripard <maxime.ripard@free-electrons.com>2012-09-05 10:40:51 +0200
committerLinus Walleij <linus.walleij@linaro.org>2012-09-07 23:01:43 +0200
commit72eac3020de35a2c3fd0d39a26399989a0a9392e (patch)
treea334304b36503fe1c88b267fc3be3d17bab30b9f /drivers/gpio
parentab3b8782618c046386b85ada5e0e789212f17cf8 (diff)
downloadblackbird-op-linux-72eac3020de35a2c3fd0d39a26399989a0a9392e.tar.gz
blackbird-op-linux-72eac3020de35a2c3fd0d39a26399989a0a9392e.zip
gpio: 74x164: Use devm_kzalloc
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Acked-by: Florian Fainelli <florian@openwrt.org> Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-74x164.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
index 2975036c36b7..604b998b7b74 100644
--- a/drivers/gpio/gpio-74x164.c
+++ b/drivers/gpio/gpio-74x164.c
@@ -90,7 +90,7 @@ static int __devinit gen_74x164_probe(struct spi_device *spi)
if (ret < 0)
return ret;
- chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ chip = devm_kzalloc(&spi->dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
@@ -125,7 +125,6 @@ static int __devinit gen_74x164_probe(struct spi_device *spi)
exit_destroy:
dev_set_drvdata(&spi->dev, NULL);
mutex_destroy(&chip->lock);
- kfree(chip);
return ret;
}
@@ -141,10 +140,9 @@ static int __devexit gen_74x164_remove(struct spi_device *spi)
dev_set_drvdata(&spi->dev, NULL);
ret = gpiochip_remove(&chip->gpio_chip);
- if (!ret) {
+ if (!ret)
mutex_destroy(&chip->lock);
- kfree(chip);
- } else
+ else
dev_err(&spi->dev, "Failed to remove the GPIO controller: %d\n",
ret);
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