net-sctp: replace some sock_net(sk) with just 'net'

It already existed in part of the function, but move it
to a higher level and use it consistently throughout.

Safe since sk is never written to.

Signed-off-by: Maciej Żenczykowski <maze@google.com>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Maciej Żenczykowski 2019-11-25 15:09:37 -08:00 committed by David S. Miller
parent ac71676c49
commit fb8223888e
1 changed files with 6 additions and 6 deletions

View File

@ -8267,6 +8267,7 @@ static int sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
struct sctp_sock *sp = sctp_sk(sk);
bool reuse = (sk->sk_reuse || sp->reuse);
struct sctp_bind_hashbucket *head; /* hash list */
struct net *net = sock_net(sk);
kuid_t uid = sock_i_uid(sk);
struct sctp_bind_bucket *pp;
unsigned short snum;
@ -8282,7 +8283,6 @@ static int sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
/* Search for an available port. */
int low, high, remaining, index;
unsigned int rover;
struct net *net = sock_net(sk);
inet_get_local_port_range(net, &low, &high);
remaining = (high - low) + 1;
@ -8294,12 +8294,12 @@ static int sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
rover = low;
if (inet_is_local_reserved_port(net, rover))
continue;
index = sctp_phashfn(sock_net(sk), rover);
index = sctp_phashfn(net, rover);
head = &sctp_port_hashtable[index];
spin_lock(&head->lock);
sctp_for_each_hentry(pp, &head->chain)
if ((pp->port == rover) &&
net_eq(sock_net(sk), pp->net))
net_eq(net, pp->net))
goto next;
break;
next:
@ -8323,10 +8323,10 @@ static int sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
* to the port number (snum) - we detect that with the
* port iterator, pp being NULL.
*/
head = &sctp_port_hashtable[sctp_phashfn(sock_net(sk), snum)];
head = &sctp_port_hashtable[sctp_phashfn(net, snum)];
spin_lock(&head->lock);
sctp_for_each_hentry(pp, &head->chain) {
if ((pp->port == snum) && net_eq(pp->net, sock_net(sk)))
if ((pp->port == snum) && net_eq(pp->net, net))
goto pp_found;
}
}
@ -8382,7 +8382,7 @@ static int sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
pp_not_found:
/* If there was a hash table miss, create a new port. */
ret = 1;
if (!pp && !(pp = sctp_bucket_create(head, sock_net(sk), snum)))
if (!pp && !(pp = sctp_bucket_create(head, net, snum)))
goto fail_unlock;
/* In either case (hit or miss), make sure fastreuse is 1 only