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author | Jonathan Cameron <jic23@cam.ac.uk> | 2011-10-14 13:46:58 (GMT) |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-10-17 22:34:53 (GMT) |
commit | d2fffd6c2fd60fe9ab63ef30758d9d43a5057549 (patch) | |
tree | 7c0178872f67c15707cd3c89f82352ba90da1d09 /drivers/staging/iio/accel/sca3000_core.c | |
parent | cdea0bec8d37f2943ae500512b0c178bc76de6e3 (diff) | |
download | linux-d2fffd6c2fd60fe9ab63ef30758d9d43a5057549.tar.xz |
staging:iio: fix removal path to allow correct freeing.
Fix a dumb lack of consideration of the effect of combining
the iio_device_unregister and iio_free_device calls into
one. There is no valid place to free some of the sysfs
array elements.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/iio/accel/sca3000_core.c')
-rw-r--r-- | drivers/staging/iio/accel/sca3000_core.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/staging/iio/accel/sca3000_core.c b/drivers/staging/iio/accel/sca3000_core.c index edc62ee..a44a705 100644 --- a/drivers/staging/iio/accel/sca3000_core.c +++ b/drivers/staging/iio/accel/sca3000_core.c @@ -1122,7 +1122,7 @@ static const struct iio_info sca3000_info_with_temp = { static int __devinit sca3000_probe(struct spi_device *spi) { - int ret, regdone = 0; + int ret; struct sca3000_state *st; struct iio_dev *indio_dev; @@ -1154,7 +1154,7 @@ static int __devinit sca3000_probe(struct spi_device *spi) ret = iio_device_register(indio_dev); if (ret < 0) goto error_free_dev; - regdone = 1; + ret = iio_buffer_register(indio_dev, sca3000_channels, ARRAY_SIZE(sca3000_channels)); @@ -1188,11 +1188,9 @@ error_free_irq: error_unregister_ring: iio_buffer_unregister(indio_dev); error_unregister_dev: + iio_device_unregister(indio_dev); error_free_dev: - if (regdone) - iio_device_unregister(indio_dev); - else - iio_free_device(indio_dev); + iio_free_device(indio_dev); error_ret: return ret; @@ -1227,9 +1225,10 @@ static int sca3000_remove(struct spi_device *spi) return ret; if (spi->irq) free_irq(spi->irq, indio_dev); + iio_device_unregister(indio_dev); iio_buffer_unregister(indio_dev); sca3000_unconfigure_ring(indio_dev); - iio_device_unregister(indio_dev); + iio_free_device(indio_dev); return 0; } |