[PATCH] Staging: comedi: range: tidy up comedi_check_chanlist()

From: Fred Akers
Date: Wed Mar 05 2014 - 03:32:24 EST


Refactor this function to remove an extra indent level

Signed-off-by: Fred Akers <knivey@xxxxxxxxxx>
---
drivers/staging/comedi/range.c | 39 +++++++++++++++++++--------------------
1 file changed, 19 insertions(+), 20 deletions(-)

diff --git a/drivers/staging/comedi/range.c b/drivers/staging/comedi/range.c
index 46b3da6..c4bb13b 100644
--- a/drivers/staging/comedi/range.c
+++ b/drivers/staging/comedi/range.c
@@ -143,29 +143,28 @@ int comedi_check_chanlist(struct comedi_subdevice *s, int n,
unsigned int chanspec;
int chan, range_len, i;

- if (s->range_table || s->range_table_list) {
- for (i = 0; i < n; i++) {
- chanspec = chanlist[i];
- chan = CR_CHAN(chanspec);
- if (s->range_table)
- range_len = s->range_table->length;
- else if (s->range_table_list && chan < s->n_chan)
- range_len = s->range_table_list[chan]->length;
- else
- range_len = 0;
- if (chan >= s->n_chan ||
- CR_RANGE(chanspec) >= range_len ||
- aref_invalid(s, chanspec)) {
- dev_warn(dev->class_dev,
- "bad chanlist[%d]=0x%08x chan=%d range length=%d\n",
- i, chanspec, chan, range_len);
- return -EINVAL;
- }
- }
- } else {
+ if (!s->range_table && !s->range_table_list) {
dev_err(dev->class_dev, "(bug) no range type list!\n");
return -EINVAL;
}
+ for (i = 0; i < n; i++) {
+ chanspec = chanlist[i];
+ chan = CR_CHAN(chanspec);
+ if (s->range_table)
+ range_len = s->range_table->length;
+ else if (s->range_table_list && chan < s->n_chan)
+ range_len = s->range_table_list[chan]->length;
+ else
+ range_len = 0;
+ if (chan >= s->n_chan ||
+ CR_RANGE(chanspec) >= range_len ||
+ aref_invalid(s, chanspec)) {
+ dev_warn(dev->class_dev,
+ "bad chanlist[%d]=0x%08x chan=%d range length=%d\n",
+ i, chanspec, chan, range_len);
+ return -EINVAL;
+ }
+ }
return 0;
}
EXPORT_SYMBOL_GPL(comedi_check_chanlist);
--
1.8.5.3

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