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-rw-r--r--net/core/sock.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index c5812bb..7effa1e 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -364,11 +364,11 @@ EXPORT_SYMBOL(sk_reset_txq);
struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie)
{
- struct dst_entry *dst = sk->sk_dst_cache;
+ struct dst_entry *dst = __sk_dst_get(sk);
if (dst && dst->obsolete && dst->ops->check(dst, cookie) == NULL) {
sk_tx_queue_clear(sk);
- sk->sk_dst_cache = NULL;
+ rcu_assign_pointer(sk->sk_dst_cache, NULL);
dst_release(dst);
return NULL;
}
@@ -1157,7 +1157,7 @@ struct sock *sk_clone(const struct sock *sk, const gfp_t priority)
skb_queue_head_init(&newsk->sk_async_wait_queue);
#endif
- rwlock_init(&newsk->sk_dst_lock);
+ spin_lock_init(&newsk->sk_dst_lock);
rwlock_init(&newsk->sk_callback_lock);
lockdep_set_class_and_name(&newsk->sk_callback_lock,
af_callback_keys + newsk->sk_family,
@@ -1898,7 +1898,7 @@ void sock_init_data(struct socket *sock, struct sock *sk)
} else
sk->sk_sleep = NULL;
- rwlock_init(&sk->sk_dst_lock);
+ spin_lock_init(&sk->sk_dst_lock);
rwlock_init(&sk->sk_callback_lock);
lockdep_set_class_and_name(&sk->sk_callback_lock,
af_callback_keys + sk->sk_family,
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