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path: root/drivers/iio/buffer/industrialio-hw-consumer.c
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Diffstat (limited to 'drivers/iio/buffer/industrialio-hw-consumer.c')
-rw-r--r--drivers/iio/buffer/industrialio-hw-consumer.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iio/buffer/industrialio-hw-consumer.c b/drivers/iio/buffer/industrialio-hw-consumer.c
index 87d9aabd20c7..fb58f599a80b 100644
--- a/drivers/iio/buffer/industrialio-hw-consumer.c
+++ b/drivers/iio/buffer/industrialio-hw-consumer.c
@@ -52,7 +52,6 @@ static const struct iio_buffer_access_funcs iio_hw_buf_access = {
static struct hw_consumer_buffer *iio_hw_consumer_get_buffer(
struct iio_hw_consumer *hwc, struct iio_dev *indio_dev)
{
- size_t mask_size = BITS_TO_LONGS(indio_dev->masklength) * sizeof(long);
struct hw_consumer_buffer *buf;
list_for_each_entry(buf, &hwc->buffers, head) {
@@ -60,7 +59,8 @@ static struct hw_consumer_buffer *iio_hw_consumer_get_buffer(
return buf;
}
- buf = kzalloc(sizeof(*buf) + mask_size, GFP_KERNEL);
+ buf = kzalloc(struct_size(buf, scan_mask, BITS_TO_LONGS(indio_dev->masklength)),
+ GFP_KERNEL);
if (!buf)
return NULL;