libertas: rename/document scan_channel

Rename last_scanned_channel to scan_channel, just so that a
grep for struct bss_descriptor's last_scanned element doesn't
show up so many positives.

Also documented the variable and moved it to other scan related
entries in lbs_private.

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index fd67b770dd7..b600f2439b5 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -315,7 +315,7 @@ static ssize_t lbs_setuserscan(struct file *file,
 
         lbs_scan_networks(priv, scan_cfg, 1);
         wait_event_interruptible(priv->cmd_pending,
-                                 priv->surpriseremoved || !priv->last_scanned_channel);
+                                 priv->surpriseremoved || !priv->scan_channel);
 
         if (priv->surpriseremoved)
                 goto out_scan_cfg;