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Commit 5b2b64b7 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: comedi_buf: don't expose comedi_buf_read_n_allocated() 



This helper function is only called in comedi_buf.c. Move it there and
make it static so it's not exposed globally.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 3abfa106

drivers/staging/comedi/comedi_buf.c

+5 −0
Original line number Diff line number Diff line
@@ -309,6 +309,11 @@ unsigned comedi_buf_read_alloc(struct comedi_async *async, unsigned nbytes) 
}

EXPORT_SYMBOL(comedi_buf_read_alloc);



static unsigned int comedi_buf_read_n_allocated(struct comedi_async *async)

{

	return async->buf_read_alloc_count - async->buf_read_count;

}



/* transfers control of a chunk from reader to free buffer space */

unsigned comedi_buf_read_free(struct comedi_async *async, unsigned int nbytes)

{

drivers/staging/comedi/comedidev.h

+0 −5
Original line number Diff line number Diff line
@@ -453,11 +453,6 @@ static inline unsigned comedi_buf_write_n_allocated(struct comedi_async *async) 
	return async->buf_write_alloc_count - async->buf_write_count;

}



static inline unsigned comedi_buf_read_n_allocated(struct comedi_async *async)

{

	return async->buf_read_alloc_count - async->buf_read_count;

}



int comedi_alloc_subdevice_minor(struct comedi_device *dev,

				 struct comedi_subdevice *s);

void comedi_free_subdevice_minor(struct comedi_subdevice *s);