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-rw-r--r--net/core/sock.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index d45ecdc..d292b41 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -428,7 +428,6 @@ int sock_setsockopt(struct socket *sock, int level, int optname,
char __user *optval, int optlen)
{
struct sock *sk=sock->sk;
- struct sk_filter *filter;
int val;
int valbool;
struct linger ling;
@@ -652,16 +651,7 @@ set_rcvbuf:
break;
case SO_DETACH_FILTER:
- rcu_read_lock_bh();
- filter = rcu_dereference(sk->sk_filter);
- if (filter) {
- rcu_assign_pointer(sk->sk_filter, NULL);
- sk_filter_release(sk, filter);
- rcu_read_unlock_bh();
- break;
- }
- rcu_read_unlock_bh();
- ret = -ENONET;
+ ret = sk_detach_filter(sk);
break;
case SO_PASSSEC:
@@ -925,7 +915,7 @@ void sk_free(struct sock *sk)
filter = rcu_dereference(sk->sk_filter);
if (filter) {
- sk_filter_release(sk, filter);
+ sk_filter_uncharge(sk, filter);
rcu_assign_pointer(sk->sk_filter, NULL);
}
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