mac80211: use skb_queue_walk() in mesh_path_assign_nexthop

Since all we really want is just to iterate over all skbs, do just that
and avoid (de)queueing to a clusmy tmpq.

Signed-off-by: Thomas Pedersen <thomas@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index bec7b28..b819d6b 100644 (file)
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -203,23 +203,17 @@ void mesh_path_assign_nexthop(struct mesh_path *mpath, struct sta_info *sta)
 {
        struct sk_buff *skb;
        struct ieee80211_hdr *hdr;
-       struct sk_buff_head tmpq;
        unsigned long flags;
 
        rcu_assign_pointer(mpath->next_hop, sta);
 
-       __skb_queue_head_init(&tmpq);
-
        spin_lock_irqsave(&mpath->frame_queue.lock, flags);
-
-       while ((skb = __skb_dequeue(&mpath->frame_queue)) != NULL) {
+       skb_queue_walk(&mpath->frame_queue, skb) {
                hdr = (struct ieee80211_hdr *) skb->data;
                memcpy(hdr->addr1, sta->sta.addr, ETH_ALEN);
                memcpy(hdr->addr2, mpath->sdata->vif.addr, ETH_ALEN);
-               __skb_queue_tail(&tmpq, skb);
        }
 
-       skb_queue_splice(&tmpq, &mpath->frame_queue);
        spin_unlock_irqrestore(&mpath->frame_queue.lock, flags);
 }