Remove the need for some of the local variables.
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/ni_tio.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_tio.c
b/drivers/staging/comedi/drivers/ni_tio.c
index f9f6320..6ed14df 100644
--- a/drivers/staging/comedi/drivers/ni_tio.c
+++ b/drivers/staging/comedi/drivers/ni_tio.c
@@ -1266,9 +1266,7 @@ static unsigned int ni_tio_read_sw_save_reg(struct
comedi_device *dev,
{
struct ni_gpct *counter = s->private;
unsigned cidx = counter->counter_index;
- unsigned int first_read;
- unsigned int second_read;
- unsigned int correct_read;
+ unsigned int val;
ni_tio_set_bits(counter, NITIO_CMD_REG(cidx), Gi_Save_Trace_Bit, 0);
ni_tio_set_bits(counter, NITIO_CMD_REG(cidx),
@@ -1283,14 +1281,11 @@ static unsigned int ni_tio_read_sw_save_reg(struct
comedi_device *dev,
* will be correct since the count value will definitely have latched
* by then.
*/
- first_read = read_register(counter, NITIO_SW_SAVE_REG(cidx));
- second_read = read_register(counter, NITIO_SW_SAVE_REG(cidx));
- if (first_read != second_read)
- correct_read = read_register(counter, NITIO_SW_SAVE_REG(cidx));
- else
- correct_read = first_read;
-
- return correct_read;
+ val = read_register(counter, NITIO_SW_SAVE_REG(cidx));
+ if (val != read_register(counter, NITIO_SW_SAVE_REG(cidx)))
+ val = read_register(counter, NITIO_SW_SAVE_REG(cidx));
+
+ return val;
}
int ni_tio_insn_read(struct comedi_device *dev,
--
2.0.3
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