mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-03 19:26:01 -04:00
Code Issues Packages Projects Releases Wiki Activity

Staging: iio: Add error check on iio_register_device()

Browse Source 
This patch checks if an error occurred on probe and stops the
device in order to avoid wasting power.

Signed-off-by: Cristina Opriceana <cristina.opriceana@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Cristina Opriceana
2015-03-29 16:14:39 +03:00
committed by Greg Kroah-Hartman
parent 675732707f
commit b72eb70209
1 changed files with 9 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/staging/iio/meter/ade7754.c
View File

@@ -550,8 +550,15 @@ static int ade7754_probe(struct spi_device *spi)
/* Get the device into a sane initial state */
ret = ade7754_initial_setup(indio_dev);
if (ret)
return ret;
return iio_device_register(indio_dev);
goto powerdown_on_error;
ret = iio_device_register(indio_dev);
if (ret)
goto powerdown_on_error;
return ret;
powerdown_on_error:
ade7754_stop_device(&indio_dev->dev);
return ret;
}
/* fixme, confirm ordering in this function */