[PATCH 3/9] staging: comedi: das1800: use sample manipulation helpers

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Use the recently added sample manipulation helpers to remove the hardcoded
assumption of the sample size.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/staging/comedi/drivers/das1800.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/das1800.c b/drivers/staging/comedi/drivers/das1800.c
index bf8bfcf..03b1ff9 100644
--- a/drivers/staging/comedi/drivers/das1800.c
+++ b/drivers/staging/comedi/drivers/das1800.c
@@ -535,7 +535,7 @@ static void das1800_flush_dma_channel(struct comedi_device *dev,
 
 	/*  figure out how many points to read */
 	num_bytes = devpriv->dma_transfer_size - get_dma_residue(channel);
-	num_samples = num_bytes / sizeof(short);
+	num_samples = comedi_bytes_to_samples(s, num_bytes);
 
 	/* if we only need some of the points */
 	if (cmd->stop_src == TRIG_COUNT && devpriv->count < num_samples)
-- 
2.0.3

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