On 21/02/17 17:25, Cheah Kok Cheong wrote:
Fix checkpatch warning "Avoid multiple line dereference"
using a pointer variable to avoid line wrap.

Signed-off-by: Cheah Kok Cheong <thrus...@gmail.com>
---

V2:
-Use pointer instead of normal variable - Ian
-Variable is to be used as "write destination" and
 not as "read source" - Ian

 drivers/staging/comedi/drivers/comedi_test.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/comedi/drivers/comedi_test.c 
b/drivers/staging/comedi/drivers/comedi_test.c
index 2a063f0..ccfd642 100644
--- a/drivers/staging/comedi/drivers/comedi_test.c
+++ b/drivers/staging/comedi/drivers/comedi_test.c
@@ -480,11 +480,11 @@ static void waveform_ao_timer(unsigned long arg)
                        /* output the last scan */
                        for (i = 0; i < cmd->scan_end_arg; i++) {
                                unsigned int chan = CR_CHAN(cmd->chanlist[i]);
+                               unsigned short *pd;

-                               if (comedi_buf_read_samples(s,
-                                                           &devpriv->
-                                                            ao_loopbacks[chan],
-                                                           1) == 0) {
+                               pd = &devpriv->ao_loopbacks[chan];
+
+                               if (!comedi_buf_read_samples(s, pd, 1)) {
                                        /* unexpected underrun! (cancelled?) */
                                        async->events |= COMEDI_CB_OVERFLOW;
                                        goto underrun;


Looks good, thanks!

Reviewed-by: Ian Abbott <abbo...@mev.co.uk>

--
-=( Ian Abbott @ MEV Ltd.    E-mail: <abbo...@mev.co.uk> )=-
-=(                          Web: http://www.mev.co.uk/  )=-

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