From: Cheah Kok Cheong <thrust73@gmail.com>
To: abbotti@mev.co.uk, hsweeten@visionengravers.com,
gregkh@linuxfoundation.org, devel@driverdev.osuosl.org
Cc: linux-kernel@vger.kernel.org, Cheah Kok Cheong <thrust73@gmail.com>
Subject: [PATCH] Staging: comedi: drivers: comedi_test: Avoid multiple line dereference
Date: Mon, 20 Feb 2017 16:28:35 +0800 [thread overview]
Message-ID: <1487579315-14775-1-git-send-email-thrust73@gmail.com> (raw)
Fix checkpatch warning "Avoid multiple line dereference"
using a local variable to avoid line wrap.
Signed-off-by: Cheah Kok Cheong <thrust73@gmail.com>
---
drivers/staging/comedi/drivers/comedi_test.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/comedi/drivers/comedi_test.c b/drivers/staging/comedi/drivers/comedi_test.c
index 2a063f0..fde83e0 100644
--- a/drivers/staging/comedi/drivers/comedi_test.c
+++ b/drivers/staging/comedi/drivers/comedi_test.c
@@ -480,11 +480,9 @@ 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 d = devpriv->ao_loopbacks[chan];
- if (comedi_buf_read_samples(s,
- &devpriv->
- ao_loopbacks[chan],
- 1) == 0) {
+ if (!comedi_buf_read_samples(s, &d, 1)) {
/* unexpected underrun! (cancelled?) */
async->events |= COMEDI_CB_OVERFLOW;
goto underrun;
--
2.7.4
next reply other threads:[~2017-02-20 8:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-20 8:28 Cheah Kok Cheong [this message]
2017-02-20 10:03 ` [PATCH] Staging: comedi: drivers: comedi_test: Avoid multiple line dereference Ian Abbott
2017-02-20 16:02 ` Cheah Kok Cheong
2017-02-20 17:36 ` Ian Abbott
2017-02-21 9:33 ` Cheah Kok Cheong
2017-02-21 10:12 ` Ian Abbott
2017-02-21 10:20 ` Valentin Rothberg
2017-02-21 16:31 ` Cheah Kok Cheong
2017-02-21 17:22 ` Joe Perches
2017-02-22 8:30 ` Valentin Rothberg
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