diff options
| author | Jonathan Cameron <jic23@kernel.org> | 2012-04-21 10:09:35 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-24 11:23:37 -0700 |
| commit | 420fe2e9471518f57a551d2114a54a0aa0c12ea3 (patch) | |
| tree | a044ba17d35238d2f31ecc62d099bbaa3471f467 /drivers/staging/iio/iio_simple_dummy_buffer.c | |
| parent | f1264809eb7fe4227dc9fc47723b9bd44afc5641 (diff) | |
staging:iio: add caching of the number of bytes in a scan.
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/iio/iio_simple_dummy_buffer.c')
| -rw-r--r-- | drivers/staging/iio/iio_simple_dummy_buffer.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/staging/iio/iio_simple_dummy_buffer.c b/drivers/staging/iio/iio_simple_dummy_buffer.c index bb4daf744362..61a26229630e 100644 --- a/drivers/staging/iio/iio_simple_dummy_buffer.c +++ b/drivers/staging/iio/iio_simple_dummy_buffer.c @@ -48,12 +48,9 @@ static irqreturn_t iio_simple_dummy_trigger_h(int irq, void *p) struct iio_dev *indio_dev = pf->indio_dev; struct iio_buffer *buffer = indio_dev->buffer; int len = 0; - /* - * The datasize is obtained from the buffer. It was stored when - * the preenable setup function was called. - */ - size_t datasize = buffer->access->get_bytes_per_datum(buffer); - u16 *data = kmalloc(datasize, GFP_KERNEL); + u16 *data; + + data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL); if (data == NULL) return -ENOMEM; |