mac80211: Fix warnings due to -Wunused-but-set-variable

These warnings are exposed by gcc 4.6.
net/mac80211/sta_info.c: In function 'sta_info_cleanup_expire_buffered':
net/mac80211/sta_info.c:590:32: warning: variable 'sdata' set but not used
net/mac80211/ibss.c: In function 'ieee80211_rx_mgmt_auth_ibss':
net/mac80211/ibss.c:43:34: warning: variable 'status_code' set but not used
net/mac80211/work.c: In function 'ieee80211_send_assoc':
net/mac80211/work.c:203:9: warning: variable 'len' set but not used
net/mac80211/tx.c: In function '__ieee80211_parse_tx_radiotap':
net/mac80211/tx.c:1039:35: warning: variable 'sband' set but not used
net/mac80211/mesh.c: In function 'ieee80211_mesh_rx_queued_mgmt':
net/mac80211/mesh.c:616:28: warning: variable 'ifmsh' set but not used
 ...

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 6 deletions

diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 14883966374e..b81860c94698 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -40,7 +40,7 @@ static void ieee80211_rx_mgmt_auth_ibss(struct ieee80211_sub_if_data *sdata,
                                         struct ieee80211_mgmt *mgmt,
                                         size_t len)
 {
-        u16 auth_alg, auth_transaction, status_code;
+        u16 auth_alg, auth_transaction;
 
         lockdep_assert_held(&sdata->u.ibss.mtx);
 
@@ -49,7 +49,6 @@ static void ieee80211_rx_mgmt_auth_ibss(struct ieee80211_sub_if_data *sdata,
 
         auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
         auth_transaction = le16_to_cpu(mgmt->u.auth.auth_transaction);
-        status_code = le16_to_cpu(mgmt->u.auth.status_code);
 
         /*
          * IEEE 802.11 standard does not require authentication in IBSS
@@ -527,8 +526,6 @@ static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata)
 static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata)
 {
         struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
-        struct ieee80211_local *local = sdata->local;
-        struct ieee80211_supported_band *sband;
         u8 bssid[ETH_ALEN];
         u16 capability;
         int i;
@@ -551,8 +548,6 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata)
         printk(KERN_DEBUG "%s: Creating new IBSS network, BSSID %pM\n",
                sdata->name, bssid);
 
-        sband = local->hw.wiphy->bands[ifibss->channel->band];
-
         capability = WLAN_CAPABILITY_IBSS;
 
         if (ifibss->privacy)