diff --git a/net/core/sock.c b/net/core/sock.c
index 98171dd..92c0676e 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -635,7 +635,11 @@
 		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 @@
 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 @@
 		       __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);