staging:iio:buffer remove unused owner field from struct iio_buffer

Legacy of having multiple chrdevs that never got cleaned up.

Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

11 files changed, 0 insertions, 12 deletions

diff --git a/drivers/staging/iio/accel/adis16201_ring.c b/drivers/staging/iio/accel/adis16201_ring.c
index 68d4b38a0355..26c610faee3f 100644
--- a/drivers/staging/iio/accel/adis16201_ring.c
+++ b/drivers/staging/iio/accel/adis16201_ring.c
@@ -119,7 +119,6 @@ int adis16201_configure_ring(struct iio_dev *indio_dev)
 	ring->scan_timestamp = true;
 	ring->access = &ring_sw_access_funcs;
 	indio_dev->setup_ops = &adis16201_ring_setup_ops;
-	ring->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &adis16201_trigger_handler,
diff --git a/drivers/staging/iio/accel/adis16203_ring.c b/drivers/staging/iio/accel/adis16203_ring.c
index 0f9d18a604b9..064640d15e41 100644
--- a/drivers/staging/iio/accel/adis16203_ring.c
+++ b/drivers/staging/iio/accel/adis16203_ring.c
@@ -121,7 +121,6 @@ int adis16203_configure_ring(struct iio_dev *indio_dev)
 	ring->scan_timestamp = true;
 	ring->access = &ring_sw_access_funcs;
 	indio_dev->setup_ops = &adis16203_ring_setup_ops;
-	ring->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &adis16203_trigger_handler,
diff --git a/drivers/staging/iio/accel/adis16204_ring.c b/drivers/staging/iio/accel/adis16204_ring.c
index 8010c1d1a05a..4081179dfa5c 100644
--- a/drivers/staging/iio/accel/adis16204_ring.c
+++ b/drivers/staging/iio/accel/adis16204_ring.c
@@ -116,7 +116,6 @@ int adis16204_configure_ring(struct iio_dev *indio_dev)
 	ring->access = &ring_sw_access_funcs;
 	ring->scan_timestamp = true;
 	indio_dev->setup_ops = &adis16204_ring_setup_ops;
-	ring->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &adis16204_trigger_handler,
diff --git a/drivers/staging/iio/accel/adis16209_ring.c b/drivers/staging/iio/accel/adis16209_ring.c
index 8629feae0fbe..2a6fd334f5f1 100644
--- a/drivers/staging/iio/accel/adis16209_ring.c
+++ b/drivers/staging/iio/accel/adis16209_ring.c
@@ -117,7 +117,6 @@ int adis16209_configure_ring(struct iio_dev *indio_dev)
 	ring->access = &ring_sw_access_funcs;
 	ring->scan_timestamp = true;
 	indio_dev->setup_ops = &adis16209_ring_setup_ops;
-	ring->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &adis16209_trigger_handler,
diff --git a/drivers/staging/iio/accel/adis16240_ring.c b/drivers/staging/iio/accel/adis16240_ring.c
index 9a3dba26e310..e23622d96f9f 100644
--- a/drivers/staging/iio/accel/adis16240_ring.c
+++ b/drivers/staging/iio/accel/adis16240_ring.c
@@ -114,7 +114,6 @@ int adis16240_configure_ring(struct iio_dev *indio_dev)
 	ring->access = &ring_sw_access_funcs;
 	ring->scan_timestamp = true;
 	indio_dev->setup_ops = &adis16240_ring_setup_ops;
-	ring->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &adis16240_trigger_handler,
diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c
index c2e299a6968a..b44fe394f62f 100644
--- a/drivers/staging/iio/accel/lis3l02dq_ring.c
+++ b/drivers/staging/iio/accel/lis3l02dq_ring.c
@@ -443,7 +443,6 @@ int lis3l02dq_configure_buffer(struct iio_dev *indio_dev)
 
 	buffer->scan_timestamp = true;
 	indio_dev->setup_ops = &lis3l02dq_buffer_setup_ops;
-	buffer->owner = THIS_MODULE;
 
 	/* Functions are NULL as we set handler below */
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
diff --git a/drivers/staging/iio/buffer.h b/drivers/staging/iio/buffer.h
index 7fc089404d8c..98e9efa0cdba 100644
--- a/drivers/staging/iio/buffer.h
+++ b/drivers/staging/iio/buffer.h
@@ -68,7 +68,6 @@ struct iio_buffer_access_funcs {
 /**
  * struct iio_buffer - general buffer structure
  * @indio_dev:		industrial I/O device structure
- * @owner:		module that owns the buffer (for ref counting)
  * @length:		[DEVICE] number of datums in buffer
  * @bytes_per_datum:	[DEVICE] size of individual datum including timestamp
  * @scan_el_attrs:	[DRIVER] control of scan elements if that scan mode
@@ -83,7 +82,6 @@ struct iio_buffer_access_funcs {
  **/
 struct iio_buffer {
 	struct iio_dev				*indio_dev;
-	struct module				*owner;
 	int					length;
 	int					bytes_per_datum;
 	struct attribute_group			*scan_el_attrs;
diff --git a/drivers/staging/iio/gyro/adis16260_ring.c b/drivers/staging/iio/gyro/adis16260_ring.c
index 88e96af87110..699a6152c409 100644
--- a/drivers/staging/iio/gyro/adis16260_ring.c
+++ b/drivers/staging/iio/gyro/adis16260_ring.c
@@ -119,7 +119,6 @@ int adis16260_configure_ring(struct iio_dev *indio_dev)
 	ring->access = &ring_sw_access_funcs;
 	ring->scan_timestamp = true;
 	indio_dev->setup_ops = &adis16260_ring_setup_ops;
-	ring->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &adis16260_trigger_handler,
diff --git a/drivers/staging/iio/iio_simple_dummy_buffer.c b/drivers/staging/iio/iio_simple_dummy_buffer.c
index 59e3186c3bee..d6a1c0e82a5b 100644
--- a/drivers/staging/iio/iio_simple_dummy_buffer.c
+++ b/drivers/staging/iio/iio_simple_dummy_buffer.c
@@ -153,7 +153,6 @@ int iio_simple_dummy_configure_buffer(struct iio_dev *indio_dev)
 	 * be run on either side of buffer capture enable / disable.
 	 */
 	indio_dev->setup_ops = &iio_simple_dummy_buffer_setup_ops;
-	buffer->owner = THIS_MODULE;
 
 	/*
 	 * Configure a polling function.
diff --git a/drivers/staging/iio/imu/adis16400_ring.c b/drivers/staging/iio/imu/adis16400_ring.c
index 249d11f98e10..ac22de573f3e 100644
--- a/drivers/staging/iio/imu/adis16400_ring.c
+++ b/drivers/staging/iio/imu/adis16400_ring.c
@@ -191,7 +191,6 @@ int adis16400_configure_ring(struct iio_dev *indio_dev)
 	ring->access = &ring_sw_access_funcs;
 	ring->scan_timestamp = true;
 	indio_dev->setup_ops = &adis16400_ring_setup_ops;
-	ring->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &adis16400_trigger_handler,
diff --git a/drivers/staging/iio/meter/ade7758_ring.c b/drivers/staging/iio/meter/ade7758_ring.c
index 028470ce553d..f29f2b278fe4 100644
--- a/drivers/staging/iio/meter/ade7758_ring.c
+++ b/drivers/staging/iio/meter/ade7758_ring.c
@@ -147,7 +147,6 @@ int ade7758_configure_ring(struct iio_dev *indio_dev)
 	/* Effectively select the ring buffer implementation */
 	indio_dev->buffer->access = &ring_sw_access_funcs;
 	indio_dev->setup_ops = &ade7758_ring_setup_ops;
-	indio_dev->buffer->owner = THIS_MODULE;
 
 	indio_dev->pollfunc = iio_alloc_pollfunc(&iio_pollfunc_store_time,
 						 &ade7758_trigger_handler,