cxgb4: Use kfree_skb for skb pointers

Use kfree_skb for skb pointers
Acked-by: NDimitris Michailidis <dm@chelsio.com>
Signed-off-by: NDenis Kirjanov <dkirjanov@kernel.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/cxgb4/l2t.c

@@ -314,7 +314,7 @@ static void t4_l2e_free(struct l2t_entry *e)
 			struct sk_buff *skb = e->arpq_head;
 
 			e->arpq_head = skb->next;
-			kfree(skb);
+			kfree_skb(skb);
 		}
 		e->arpq_tail = NULL;
 	}