lkml.org 
[lkml]   [2015]   [Jan]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2] staging: comedi: drivers: usbduxsigma: Removed variables that is never used
Date
Variable was assigned a value that was never used.
I have also removed all the code that thereby serves no purpose.

This was found using a static code analysis program called cppcheck

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
---
drivers/staging/comedi/drivers/usbduxsigma.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index dc19435..185f2d1 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -215,7 +215,6 @@ static void usbduxsigma_ai_handle_urb(struct comedi_device *dev,
struct usbduxsigma_private *devpriv = dev->private;
struct comedi_async *async = s->async;
struct comedi_cmd *cmd = &async->cmd;
- unsigned int dio_state;
uint32_t val;
int ret;
int i;
@@ -224,9 +223,6 @@ static void usbduxsigma_ai_handle_urb(struct comedi_device *dev,
if (devpriv->ai_counter == 0) {
devpriv->ai_counter = devpriv->ai_timer;

- /* get the state of the dio pins to allow external trigger */
- dio_state = be32_to_cpu(devpriv->in_buf[0]);
-
/* get the data from the USB bus and hand it over to comedi */
for (i = 0; i < cmd->chanlist_len; i++) {
/* transfer data, note first byte is the DIO state */
--
1.7.10.4


\
 
 \ /
  Last update: 2015-01-30 00:01    [W:0.086 / U:1.712 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site