mac80211: memory leak in mesh_queue_preq()

We recently introduced a return here, but we need to call kfree
first.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index a7afb2d..8a81591 100644 (file)
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -871,6 +871,7 @@ static void mesh_queue_preq(struct mesh_path *mpath, u8 flags)
        if (mpath->flags & MESH_PATH_REQ_QUEUED) {
                spin_unlock_bh(&mpath->state_lock);
                spin_unlock_bh(&ifmsh->mesh_preq_queue_lock);
+               kfree(preq_node);
                return;
        }