[IPV6] ADDRCONF: Mobile IPv6 Home Address support.

[firefly-linux-kernel-4.4.55.git] / drivers / infiniband / ulp / ipoib / ipoib_ib.c

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index 8406839b91cf3879bff26215f08cd9addc7ab312..5033666b14817e75488b1859e7b217d41f653f8b 100644 (file)
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -84,15 +84,9 @@ void ipoib_free_ah(struct kref *kref)
 
        unsigned long flags;
 
-       if ((int) priv->tx_tail - (int) ah->last_send >= 0) {
-               ipoib_dbg(priv, "Freeing ah %p\n", ah->ah);
-               ib_destroy_ah(ah->ah);
-               kfree(ah);
-       } else {
-               spin_lock_irqsave(&priv->lock, flags);
-               list_add_tail(&ah->list, &priv->dead_ahs);
-               spin_unlock_irqrestore(&priv->lock, flags);
-       }
+       spin_lock_irqsave(&priv->lock, flags);
+       list_add_tail(&ah->list, &priv->dead_ahs);
+       spin_unlock_irqrestore(&priv->lock, flags);
 }
 
 static int ipoib_ib_post_receive(struct net_device *dev, int id)
@@ -377,19 +371,16 @@ static void __ipoib_reap_ah(struct net_device *dev)
        struct ipoib_ah *ah, *tah;
        LIST_HEAD(remove_list);
 
-       spin_lock_irq(&priv->lock);
+       spin_lock_irq(&priv->tx_lock);
+       spin_lock(&priv->lock);
        list_for_each_entry_safe(ah, tah, &priv->dead_ahs, list)
                if ((int) priv->tx_tail - (int) ah->last_send >= 0) {
                        list_del(&ah->list);
-                       list_add_tail(&ah->list, &remove_list);
+                       ib_destroy_ah(ah->ah);
+                       kfree(ah);
                }
-       spin_unlock_irq(&priv->lock);
-
-       list_for_each_entry_safe(ah, tah, &remove_list, list) {
-               ipoib_dbg(priv, "Reaping ah %p\n", ah->ah);
-               ib_destroy_ah(ah->ah);
-               kfree(ah);
-       }
+       spin_unlock(&priv->lock);
+       spin_unlock_irq(&priv->tx_lock);
 }
 
 void ipoib_reap_ah(void *dev_ptr)