staging: comedi: comedi_buf: absorb __comedi_buf_write_alloc()
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Wed, 22 Oct 2014 22:37:18 +0000 (15:37 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 29 Oct 2014 08:03:16 +0000 (16:03 +0800)
This function is only called by comedi_buf_write_alloc(). Absorb it and remove
the unused 'strict' parameter.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/comedi_buf.c

index 23e3bd175caaf9111b6b6830f6781f266740a978..6dd87cb2a8af13de793909cdcb95bc1f2f282ab0 100644 (file)
@@ -252,15 +252,15 @@ static unsigned int comedi_buf_write_n_available(struct comedi_subdevice *s)
        return free_end - async->buf_write_alloc_count;
 }
 
-static unsigned int __comedi_buf_write_alloc(struct comedi_subdevice *s,
-                                            unsigned int nbytes,
-                                            int strict)
+/* allocates chunk for the writer from free buffer space */
+unsigned int comedi_buf_write_alloc(struct comedi_subdevice *s,
+                                   unsigned int nbytes)
 {
        struct comedi_async *async = s->async;
        unsigned int available = comedi_buf_write_n_available(s);
 
        if (nbytes > available)
-               nbytes = strict ? 0 : available;
+               nbytes = available;
 
        async->buf_write_alloc_count += nbytes;
 
@@ -272,13 +272,6 @@ static unsigned int __comedi_buf_write_alloc(struct comedi_subdevice *s,
 
        return nbytes;
 }
-
-/* allocates chunk for the writer from free buffer space */
-unsigned int comedi_buf_write_alloc(struct comedi_subdevice *s,
-                                   unsigned int nbytes)
-{
-       return __comedi_buf_write_alloc(s, nbytes, 0);
-}
 EXPORT_SYMBOL_GPL(comedi_buf_write_alloc);
 
 /*