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iio: kfifo: Remove unused argument in iio_kfifo_allocate

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indio_dev was unused in function body plus some small style fix - add new
lines after "if(sth) return sth" and before the last return statement.

The argument was removed also in its client.

Signed-off-by: Karol Wrona <k.wrona@samsung.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Karol Wrona 2014-12-19 18:39:24 +01:00 committed by Jonathan Cameron
parent 614e8842dd
commit 7ab374a053
8 changed files with 11 additions and 9 deletions
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2
drivers/iio/adc/ti_am335x_adc.c
View file

@ -250,7 +250,7 @@ static int tiadc_iio_buffered_hardware_setup(struct iio_dev *indio_dev,
struct iio_buffer *buffer;
int ret;
buffer = iio_kfifo_allocate(indio_dev);
buffer = iio_kfifo_allocate();
if (!buffer)
return -ENOMEM;

2
drivers/iio/industrialio-triggered-buffer.c
View file

@ -49,7 +49,7 @@ int iio_triggered_buffer_setup(struct iio_dev *indio_dev,
struct iio_buffer *buffer;
int ret;
buffer = iio_kfifo_allocate(indio_dev);
buffer = iio_kfifo_allocate();
if (!buffer) {
ret = -ENOMEM;
goto error_ret;

6
drivers/iio/kfifo_buf.c
View file

@ -140,18 +140,20 @@ static const struct iio_buffer_access_funcs kfifo_access_funcs = {
.release = &iio_kfifo_buffer_release,
};
struct iio_buffer *iio_kfifo_allocate(struct iio_dev *indio_dev)
struct iio_buffer *iio_kfifo_allocate(void)
{
struct iio_kfifo *kf;
kf = kzalloc(sizeof *kf, GFP_KERNEL);
kf = kzalloc(sizeof(*kf), GFP_KERNEL);
if (!kf)
return NULL;
kf->update_needed = true;
iio_buffer_init(&kf->buffer);
kf->buffer.access = &kfifo_access_funcs;
kf->buffer.length = 2;
mutex_init(&kf->user_lock);
return &kf->buffer;
}
EXPORT_SYMBOL(iio_kfifo_allocate);

2
drivers/staging/iio/accel/lis3l02dq_ring.c
View file

@ -393,7 +393,7 @@ int lis3l02dq_configure_buffer(struct iio_dev *indio_dev)
int ret;
struct iio_buffer *buffer;
buffer = iio_kfifo_allocate(indio_dev);
buffer = iio_kfifo_allocate();
if (!buffer)
return -ENOMEM;

2
drivers/staging/iio/iio_simple_dummy_buffer.c
View file

@ -121,7 +121,7 @@ int iio_simple_dummy_configure_buffer(struct iio_dev *indio_dev)
struct iio_buffer *buffer;
/* Allocate a buffer to use - here a kfifo */
buffer = iio_kfifo_allocate(indio_dev);
buffer = iio_kfifo_allocate();
if (buffer == NULL) {
ret = -ENOMEM;
goto error_ret;

2
drivers/staging/iio/impedance-analyzer/ad5933.c
View file

@ -626,7 +626,7 @@ static int ad5933_register_ring_funcs_and_init(struct iio_dev *indio_dev)
{
struct iio_buffer *buffer;
buffer = iio_kfifo_allocate(indio_dev);
buffer = iio_kfifo_allocate();
if (!buffer)
return -ENOMEM;

2
drivers/staging/iio/meter/ade7758_ring.c
View file

@ -119,7 +119,7 @@ int ade7758_configure_ring(struct iio_dev *indio_dev)
struct iio_buffer *buffer;
int ret = 0;
buffer = iio_kfifo_allocate(indio_dev);
buffer = iio_kfifo_allocate();
if (!buffer) {
ret = -ENOMEM;
return ret;

2
include/linux/iio/kfifo_buf.h
View file

@ -5,7 +5,7 @@
#include <linux/iio/iio.h>
#include <linux/iio/buffer.h>
struct iio_buffer *iio_kfifo_allocate(struct iio_dev *indio_dev);
struct iio_buffer *iio_kfifo_allocate(void);
void iio_kfifo_free(struct iio_buffer *r);
#endif