cfg80211: fix set but not used warning in nl80211_channel_switch()

radar_detect_width is unused since commit 97dc94f1d933
("cfg80211: remove channel_switch combination check")

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 1 insertions, 4 deletions

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 12736a7cd506..33aff7466f2f 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -6038,7 +6038,6 @@ static int nl80211_channel_switch(struct sk_buff *skb, struct genl_info *info)
          * function is called under RTNL lock, so this should not be a problem.
          */
         static struct nlattr *csa_attrs[NL80211_ATTR_MAX+1];
-        u8 radar_detect_width = 0;
         int err;
         bool need_new_beacon = false;
         int len, i;
@@ -6174,10 +6173,8 @@ skip_beacons:
         if (err < 0)
                 return err;
 
-        if (err > 0) {
-                radar_detect_width = BIT(params.chandef.width);
+        if (err > 0)
                 params.radar_required = true;
-        }
 
         if (info->attrs[NL80211_ATTR_CH_SWITCH_BLOCK_TX])
                 params.block_tx = true;