mac80211: remove a few set but unused variables

Found by compiling with W=1.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

3 files changed, 1 insertions, 11 deletions

diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 5531c89909d8..eee1768e89c0 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -100,7 +100,6 @@ static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local)
         int power;
         enum nl80211_channel_type channel_type;
         u32 offchannel_flag;
-        bool scanning = false;
 
         offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
         if (local->scan_channel) {
@@ -147,9 +146,6 @@ static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local)
                 changed |= IEEE80211_CONF_CHANGE_SMPS;
         }
 
-        scanning = test_bit(SCAN_SW_SCANNING, &local->scanning) ||
-                   test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning) ||
-                   test_bit(SCAN_HW_SCANNING, &local->scanning);
         power = chan->max_power;
 
         rcu_read_lock();
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 5ac017f3fcd2..aead5410c622 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -699,10 +699,8 @@ out_free:
 static int
 ieee80211_mesh_rebuild_beacon(struct ieee80211_if_mesh *ifmsh)
 {
-        struct ieee80211_sub_if_data *sdata;
         struct beacon_data *old_bcn;
         int ret;
-        sdata = container_of(ifmsh, struct ieee80211_sub_if_data, u.mesh);
 
         mutex_lock(&ifmsh->mtx);
 
@@ -833,9 +831,8 @@ ieee80211_mesh_rx_probe_req(struct ieee80211_sub_if_data *sdata,
         struct ieee80211_mgmt *hdr;
         struct ieee802_11_elems elems;
         size_t baselen;
-        u8 *pos, *end;
+        u8 *pos;
 
-        end = ((u8 *) mgmt) + len;
         pos = mgmt->u.probe_req.variable;
         baselen = (u8 *) pos - (u8 *) mgmt;
         if (baselen > len)
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 43a45cf00e06..5dc17c623f72 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -153,7 +153,6 @@ void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb)
         u8 *elements;
         struct ieee80211_channel *channel;
         size_t baselen;
-        bool beacon;
         struct ieee802_11_elems elems;
 
         if (skb->len < 24 ||
@@ -175,11 +174,9 @@ void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb)
 
                 elements = mgmt->u.probe_resp.variable;
                 baselen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable);
-                beacon = false;
         } else {
                 baselen = offsetof(struct ieee80211_mgmt, u.beacon.variable);
                 elements = mgmt->u.beacon.variable;
-                beacon = true;
         }
 
         if (baselen > skb->len)