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

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/pcl818.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/comedi/drivers/pcl818.c 
b/drivers/staging/comedi/drivers/pcl818.c
index 874b9f2..4da0062 100644
--- a/drivers/staging/comedi/drivers/pcl818.c
+++ b/drivers/staging/comedi/drivers/pcl818.c
@@ -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)
-- 
1.8.5.2

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