mac80211: correct skb allocation

This patch corrects the allocation of skb in ADDBA req/resp and DELBA
it removes redundant space u.addba_* are already counted in sizeof(*mgmt)

Signed-off-by: Ester Kummer <ester.kummer@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index de09f58..63b391d 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1093,8 +1093,8 @@
 	struct ieee80211_mgmt *mgmt;
 	u16 capab;
 
-	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom + 1 +
-					sizeof(mgmt->u.action.u.addba_resp));
+	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);
+
 	if (!skb) {
 		printk(KERN_DEBUG "%s: failed to allocate buffer "
 		       "for addba resp frame\n", dev->name);
@@ -1142,9 +1142,7 @@
 	struct ieee80211_mgmt *mgmt;
 	u16 capab;
 
-	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom + 1 +
-				sizeof(mgmt->u.action.u.addba_req));
-
+	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);
 
 	if (!skb) {
 		printk(KERN_ERR "%s: failed to allocate buffer "
@@ -1406,8 +1404,7 @@
 	struct ieee80211_mgmt *mgmt;
 	u16 params;
 
-	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom + 1 +
-					sizeof(mgmt->u.action.u.delba));
+	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);
 
 	if (!skb) {
 		printk(KERN_ERR "%s: failed to allocate buffer "