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 (file)
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1093,8 +1093,8 @@ static void ieee80211_send_addba_resp(struct net_device *dev, u8 *da, u16 tid,
        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 @@ void ieee80211_send_addba_request(struct net_device *dev, const u8 *da,
        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 @@ void ieee80211_send_delba(struct net_device *dev, const u8 *da, u16 tid,
        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 "