Use the recently added sample manipulation helpers to remove the hardcoded
assumption of the sample size.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
index facd2c4..91707663 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
@@ -947,7 +947,9 @@ static int apci3120_cyclic_ai(int mode,
/* If DMA Enabled */
struct apci3120_dmabuf *dmabuf0 = &devpriv->dmabuf[0];
struct apci3120_dmabuf *dmabuf1 = &devpriv->dmabuf[1];
- unsigned int scan_bytes = cmd->scan_end_arg * sizeof(short);
+ unsigned int scan_bytes;
+
+ scan_bytes = comedi_samples_to_bytes(s, cmd->scan_end_arg);
devpriv->b_InterruptMode = APCI3120_DMA_MODE;
--
2.0.3
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