Commit 0ce1a30c authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Jonathan Cameron
Browse files

iio: dmaengine-buffer: Use sysfs_emit() 



sysfs_emit() is preferred over raw s*printf() for sysfs attributes since it
knows about the sysfs buffer specifics and has some built-in checks for
size and alignment.

Use sysfs_emit() for the `length_align_bytes` buffer attribute.

Signed-off-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211216185217.1054495-3-lars@metafoo.de


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent c3154def

drivers/iio/buffer/industrialio-buffer-dmaengine.c

+1 −1
Original line number Diff line number Diff line
@@ -136,7 +136,7 @@ static ssize_t iio_dmaengine_buffer_get_length_align(struct device *dev, 
	struct dmaengine_buffer *dmaengine_buffer =

		iio_buffer_to_dmaengine_buffer(buffer);



	return sprintf(buf, "%zu\n", dmaengine_buffer->align);

	return sysfs_emit(buf, "%zu\n", dmaengine_buffer->align);

}



static IIO_DEVICE_ATTR(length_align_bytes, 0444,