[PATCH] remove unused netlink NL_EMULATE_DEV code
From: Chris Wright <hidden>
Date: 2005-02-12 03:55:38
Also in:
lkml
NL_EMULATE_DEV handler functions can't ever be set, so let's rip them out too. I realize the other half (netlink_attach()) just came out in 2.6.11-rc1, but what's left behind can't be used at all. Signed-off-by: Chris Wright <redacted> af_netlink.c | 24 +----------------------- 1 files changed, 1 insertion(+), 23 deletions(-) ===== net/netlink/af_netlink.c 1.69 vs edited =====
--- 1.69/net/netlink/af_netlink.c 2005-01-21 12:25:32 -08:00
+++ edited/net/netlink/af_netlink.c 2005-02-11 19:47:08 -08:00@@ -55,10 +55,6 @@ #define Nprintk(a...) -#if defined(CONFIG_NETLINK_DEV) || defined(CONFIG_NETLINK_DEV_MODULE) -#define NL_EMULATE_DEV -#endif - struct netlink_opt { u32 pid;
@@ -66,7 +62,6 @@ struct netlink_opt u32 dst_pid; unsigned int dst_groups; unsigned long state; - int (*handler)(int unit, struct sk_buff *skb); wait_queue_head_t wait; struct netlink_callback *cb; spinlock_t cb_lock;
@@ -596,10 +591,6 @@ int netlink_attachskb(struct sock *sk, s nlk = nlk_sk(sk); -#ifdef NL_EMULATE_DEV - if (nlk->handler) - return 0; -#endif if (atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf || test_bit(0, &nlk->state)) { DECLARE_WAITQUEUE(wait, current);
@@ -639,14 +630,6 @@ int netlink_sendskb(struct sock *sk, str int len = skb->len; nlk = nlk_sk(sk); -#ifdef NL_EMULATE_DEV - if (nlk->handler) { - skb_orphan(skb); - len = nlk->handler(protocol, skb); - sock_put(sk); - return len; - } -#endif skb_queue_tail(&sk->sk_receive_queue, skb); sk->sk_data_ready(sk, len);
@@ -711,12 +694,7 @@ retry: static __inline__ int netlink_broadcast_deliver(struct sock *sk, struct sk_buff *skb) { struct netlink_opt *nlk = nlk_sk(sk); -#ifdef NL_EMULATE_DEV - if (nlk->handler) { - nlk->handler(sk->sk_protocol, skb); - return 0; - } else -#endif + if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf && !test_bit(0, &nlk->state)) { skb_set_owner_r(skb, sk);