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Diffstat (limited to 'net/ipv6/af_inet6.c')
-rw-r--r--net/ipv6/af_inet6.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 3d828bc4b1cf..60461ad7fa6f 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -83,7 +83,6 @@ static int inet6_create(struct net *net, struct socket *sock, int protocol)
struct inet_sock *inet;
struct ipv6_pinfo *np;
struct sock *sk;
- struct list_head *p;
struct inet_protosw *answer;
struct proto *answer_prot;
unsigned char answer_flags;
@@ -97,13 +96,12 @@ static int inet6_create(struct net *net, struct socket *sock, int protocol)
build_ehash_secret();
/* Look for the requested type/protocol pair. */
- answer = NULL;
lookup_protocol:
err = -ESOCKTNOSUPPORT;
rcu_read_lock();
- list_for_each_rcu(p, &inetsw6[sock->type]) {
- answer = list_entry(p, struct inet_protosw, list);
+ list_for_each_entry_rcu(answer, &inetsw6[sock->type], list) {
+ err = 0;
/* Check the non-wild match. */
if (protocol == answer->protocol) {
if (protocol != IPPROTO_IP)
@@ -118,10 +116,9 @@ lookup_protocol:
break;
}
err = -EPROTONOSUPPORT;
- answer = NULL;
}
- if (!answer) {
+ if (err) {
if (try_loading_module < 2) {
rcu_read_unlock();
/*