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Staging / IIO fixes for 3.15-rc4

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Here are some small IIO driver fixes for 3.15-rc4 that resolve some
 reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-3.15-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging / iio fixes from Greg KH:
 "Here are some small IIO driver fixes for 3.15-rc4 that resolve some
  reported issues"

* tag 'staging-3.15-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  iio: adc: Nothing in ADC should be a bool CONFIG
  iio: exynos_adc: use indio_dev->dev structure to handle child nodes
  iio:imu:mpu6050: Fixed segfault in Invensens MPU driver due to null dereference
  staging:iio:ad2s1200 fix missing parenthesis in a for statment.
This commit is contained in:
Linus Torvalds 2014-05-05 15:49:38 -07:00
commit a1e74464ff
4 changed files with 12 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/iio/adc/Kconfig
View File

@ -106,7 +106,7 @@ config AT91_ADC
Say yes here to build support for Atmel AT91 ADC.
config EXYNOS_ADC
bool "Exynos ADC driver support"
tristate "Exynos ADC driver support"
depends on OF
help
Core support for the ADC block found in the Samsung EXYNOS series
@ -114,7 +114,7 @@ config EXYNOS_ADC
this resource.
config LP8788_ADC
bool "LP8788 ADC driver"
tristate "LP8788 ADC driver"
depends on MFD_LP8788
help
Say yes here to build support for TI LP8788 ADC.

6
drivers/iio/adc/exynos_adc.c
View File

@ -344,7 +344,7 @@ static int exynos_adc_probe(struct platform_device *pdev)
exynos_adc_hw_init(info);
ret = of_platform_populate(np, exynos_adc_match, NULL, &pdev->dev);
ret = of_platform_populate(np, exynos_adc_match, NULL, &indio_dev->dev);
if (ret < 0) {
dev_err(&pdev->dev, "failed adding child nodes\n");
goto err_of_populate;
@ -353,7 +353,7 @@ static int exynos_adc_probe(struct platform_device *pdev)
return 0;
err_of_populate:
device_for_each_child(&pdev->dev, NULL,
device_for_each_child(&indio_dev->dev, NULL,
exynos_adc_remove_devices);
regulator_disable(info->vdd);
clk_disable_unprepare(info->clk);
@ -369,7 +369,7 @@ static int exynos_adc_remove(struct platform_device *pdev)
struct iio_dev *indio_dev = platform_get_drvdata(pdev);
struct exynos_adc *info = iio_priv(indio_dev);
device_for_each_child(&pdev->dev, NULL,
device_for_each_child(&indio_dev->dev, NULL,
exynos_adc_remove_devices);
regulator_disable(info->vdd);
clk_disable_unprepare(info->clk);

7
drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
View File

@ -660,6 +660,7 @@ static int inv_mpu_probe(struct i2c_client *client,
{
struct inv_mpu6050_state *st;
struct iio_dev *indio_dev;
struct inv_mpu6050_platform_data *pdata;
int result;
if (!i2c_check_functionality(client->adapter,
@ -672,8 +673,10 @@ static int inv_mpu_probe(struct i2c_client *client,
st = iio_priv(indio_dev);
st->client = client;
st->plat_data = *(struct inv_mpu6050_platform_data
*)dev_get_platdata(&client->dev);
pdata = (struct inv_mpu6050_platform_data
*)dev_get_platdata(&client->dev);
if (pdata)
st->plat_data = *pdata;
/* power is turned on inside check chip type*/
result = inv_check_and_setup_chip(st, id);
if (result)

3
drivers/staging/iio/resolver/ad2s1200.c
View File

@ -107,7 +107,7 @@ static int ad2s1200_probe(struct spi_device *spi)
int pn, ret = 0;
unsigned short *pins = spi->dev.platform_data;
for (pn = 0; pn < AD2S1200_PN; pn++)
for (pn = 0; pn < AD2S1200_PN; pn++) {
ret = devm_gpio_request_one(&spi->dev, pins[pn], GPIOF_DIR_OUT,
DRV_NAME);
if (ret) {
@ -115,6 +115,7 @@ static int ad2s1200_probe(struct spi_device *spi)
pins[pn]);
return ret;
}
}
indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (!indio_dev)
return -ENOMEM;