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staging: comedi: pcl818: remove 'ai_chanlist' from private data

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This member of the private data is just a pointer to the cmd->chanlist.
Use that instead.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2014-02-17 14:27:46 -07:00 committed by Greg Kroah-Hartman
parent 4e2008616f
commit 1784f30556
1 changed files with 2 additions and 6 deletions
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8
drivers/staging/comedi/drivers/pcl818.c
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@ -329,7 +329,6 @@ struct pcl818_private {
unsigned int act_chanlist[16]; /* MUX setting for actual AI operations */
unsigned int act_chanlist_len; /* how long is actual MUX list */
unsigned int act_chanlist_pos; /* actual position in MUX list */
unsigned int *ai_chanlist; /* actaul chanlist */
unsigned int ai_data_len; /* len of data buffer */
unsigned char usefifo; /* 1=use fifo */
unsigned int ao_readback[2];
@ -830,12 +829,10 @@ static int pcl818_ai_cmd_mode(int mode, struct comedi_device *dev,
pcl818_start_pacer(dev, false);
seglen = check_channel_list(dev, s, devpriv->ai_chanlist,
cmd->chanlist_len);
seglen = check_channel_list(dev, s, cmd->chanlist, cmd->chanlist_len);
if (seglen < 1)
return -EINVAL;
setup_channel_list(dev, s, devpriv->ai_chanlist,
cmd->chanlist_len, seglen);
setup_channel_list(dev, s, cmd->chanlist, cmd->chanlist_len, seglen);
udelay(1);
@ -1073,7 +1070,6 @@ static int ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
struct comedi_cmd *cmd = &s->async->cmd;
int retval;
devpriv->ai_chanlist = cmd->chanlist;
devpriv->ai_data_len = s->async->prealloc_bufsz;
if (cmd->stop_src == TRIG_COUNT)