[PATCH] rt2x00: remove unused variable in rt2800_get_survey

[Stanislaw Gruszka <stf_xl@wp.pl>]

Patch fixes this compile warning:

drivers/net/wireless/ralink/rt2x00/rt2800lib.c: In function ‘rt2800_get_survey’:
drivers/net/wireless/ralink/rt2x00/rt2800lib.c:10533:25: warning: unused variable ‘conf’ [-Wunused-variable]
10533 |  struct ieee80211_conf *conf = &hw->conf;
      |                         ^~~~

added by recent patch "rt2x00: save survey for every channel visited"

Signed-off-by: Stanislaw Gruszka <stf_xl@wp.pl>
---
 drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
index e94c59c76559..5264b0a1f098 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -10530,7 +10530,6 @@ int rt2800_get_survey(struct ieee80211_hw *hw, int idx,
 		      struct survey_info *survey)
 {
 	struct rt2x00_dev *rt2x00dev = hw->priv;
-	struct ieee80211_conf *conf = &hw->conf;
 	struct rt2x00_chan_survey *chan_survey =
 		   &rt2x00dev->chan_survey[idx];
 	enum nl80211_band band = NL80211_BAND_2GHZ;
-- 
2.25.4