[PATCH 4.9 120/171] iio: buffer: fix the function signature to match implementation

From: Greg Kroah-Hartman
Date: Thu Nov 08 2018 - 17:20:07 EST


4.9-stable review patch. If anyone has any objections, please let me know.

------------------

[ Upstream commit 92397a6c38d139d50fabbe9e2dc09b61d53b2377 ]

linux/iio/buffer-dma.h was not updated to when length was changed to
unsigned int.

Fixes: c043ec1ca5ba ("iio:buffer: make length types match kfifo types")
Signed-off-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
include/linux/iio/buffer-dma.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/iio/buffer-dma.h b/include/linux/iio/buffer-dma.h
index 767467d886de..67c75372b691 100644
--- a/include/linux/iio/buffer-dma.h
+++ b/include/linux/iio/buffer-dma.h
@@ -141,7 +141,7 @@ int iio_dma_buffer_read(struct iio_buffer *buffer, size_t n,
char __user *user_buffer);
size_t iio_dma_buffer_data_available(struct iio_buffer *buffer);
int iio_dma_buffer_set_bytes_per_datum(struct iio_buffer *buffer, size_t bpd);
-int iio_dma_buffer_set_length(struct iio_buffer *buffer, int length);
+int iio_dma_buffer_set_length(struct iio_buffer *buffer, unsigned int length);
int iio_dma_buffer_request_update(struct iio_buffer *buffer);

int iio_dma_buffer_init(struct iio_dma_buffer_queue *queue,
--
2.17.1