diff options
Diffstat (limited to 'include/net/sock.h')
| -rw-r--r-- | include/net/sock.h | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 453c79d0915..43fc3fa50d6 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -905,16 +905,6 @@ static inline int sk_filter(struct sock *sk, struct sk_buff *skb) } /** - * sk_filter_rcu_free: Free a socket filter - * @rcu: rcu_head that contains the sk_filter to free - */ -static inline void sk_filter_rcu_free(struct rcu_head *rcu) -{ - struct sk_filter *fp = container_of(rcu, struct sk_filter, rcu); - kfree(fp); -} - -/** * sk_filter_release: Release a socket filter * @sk: socket * @fp: filter to remove @@ -922,14 +912,18 @@ static inline void sk_filter_rcu_free(struct rcu_head *rcu) * Remove a filter from a socket and release its resources. */ -static inline void sk_filter_release(struct sock *sk, struct sk_filter *fp) +static inline void sk_filter_release(struct sk_filter *fp) +{ + if (atomic_dec_and_test(&fp->refcnt)) + kfree(fp); +} + +static inline void sk_filter_uncharge(struct sock *sk, struct sk_filter *fp) { unsigned int size = sk_filter_len(fp); atomic_sub(size, &sk->sk_omem_alloc); - - if (atomic_dec_and_test(&fp->refcnt)) - call_rcu_bh(&fp->rcu, sk_filter_rcu_free); + sk_filter_release(fp); } static inline void sk_filter_charge(struct sock *sk, struct sk_filter *fp) |