}
 
        if (rcu_dereference_protected(sock->wq, 1)->fasync_list)
-               printk(KERN_ERR "sock_release: fasync list not empty!\n");
+               pr_err("%s: fasync list not empty!\n", __func__);
 
        if (test_bit(SOCK_EXTERNALLY_ALLOCATED, &sock->flags))
                return;
                static int warned;
                if (!warned) {
                        warned = 1;
-                       printk(KERN_INFO "%s uses obsolete (PF_INET,SOCK_PACKET)\n",
-                              current->comm);
+                       pr_info("%s uses obsolete (PF_INET,SOCK_PACKET)\n",
+                               current->comm);
                }
                family = PF_PACKET;
        }
        int err;
 
        if (ops->family >= NPROTO) {
-               printk(KERN_CRIT "protocol %d >= NPROTO(%d)\n", ops->family,
-                      NPROTO);
+               pr_crit("protocol %d >= NPROTO(%d)\n", ops->family, NPROTO);
                return -ENOBUFS;
        }
 
        }
        spin_unlock(&net_family_lock);
 
-       printk(KERN_INFO "NET: Registered protocol family %d\n", ops->family);
+       pr_info("NET: Registered protocol family %d\n", ops->family);
        return err;
 }
 EXPORT_SYMBOL(sock_register);
 
        synchronize_rcu();
 
-       printk(KERN_INFO "NET: Unregistered protocol family %d\n", family);
+       pr_info("NET: Unregistered protocol family %d\n", family);
 }
 EXPORT_SYMBOL(sock_unregister);