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Diffstat (limited to 'net')
-rw-r--r--net/core/sock.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index 98171ddd7e7..92c0676e470 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -635,7 +635,11 @@ struct sock *sk_alloc(int family, int priority, struct proto *prot, int zero_it)
if (zero_it) {
memset(sk, 0, prot->obj_size);
sk->sk_family = family;
- sk->sk_prot = prot;
+ /*
+ * See comment in struct sock definition to understand
+ * why we need sk_prot_creator -acme
+ */
+ sk->sk_prot = sk->sk_prot_creator = prot;
sock_lock_init(sk);
}
@@ -654,7 +658,7 @@ struct sock *sk_alloc(int family, int priority, struct proto *prot, int zero_it)
void sk_free(struct sock *sk)
{
struct sk_filter *filter;
- struct module *owner = sk->sk_prot->owner;
+ struct module *owner = sk->sk_prot_creator->owner;
if (sk->sk_destruct)
sk->sk_destruct(sk);
@@ -672,8 +676,8 @@ void sk_free(struct sock *sk)
__FUNCTION__, atomic_read(&sk->sk_omem_alloc));
security_sk_free(sk);
- if (sk->sk_prot->slab != NULL)
- kmem_cache_free(sk->sk_prot->slab, sk);
+ if (sk->sk_prot_creator->slab != NULL)
+ kmem_cache_free(sk->sk_prot_creator->slab, sk);
else
kfree(sk);
module_put(owner);