Commit a624a865 authored by Vinay Kumar Yadav's avatar Vinay Kumar Yadav Committed by David S. Miller

crypto/chtls:Fix compile error when CONFIG_IPV6 is disabled

Fix compile errors,warnings when CONFIG_IPV6 is disabled and
inconsistent indenting.

v1->v2:
- Corrected errors/warnings reported when used newer gcc version,
  unused array.

Fixes: 6abde0b2 ("crypto/chtls: IPv6 support for inline TLS")
Signed-off-by: default avatarVinay Kumar Yadav <vinay.yadav@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6761893e
......@@ -389,10 +389,6 @@ static inline void copy_hash_init_values(char *key, int digestsize)
}
}
static const u8 sgl_lengths[20] = {
0, 1, 2, 3, 4, 4, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 13, 13, 14, 15
};
/* Number of len fields(8) * size of one addr field */
#define PHYSDSGL_MAX_LEN_SIZE 16
......
......@@ -93,8 +93,10 @@ static struct net_device *chtls_find_netdev(struct chtls_dev *cdev,
struct sock *sk)
{
struct net_device *ndev = cdev->ports[0];
#if IS_ENABLED(CONFIG_IPV6)
struct net_device *temp;
int addr_type;
#endif
switch (sk->sk_family) {
case PF_INET:
......@@ -102,19 +104,21 @@ static struct net_device *chtls_find_netdev(struct chtls_dev *cdev,
return ndev;
ndev = ip_dev_find(&init_net, inet_sk(sk)->inet_rcv_saddr);
break;
#if IS_ENABLED(CONFIG_IPV6)
case PF_INET6:
addr_type = ipv6_addr_type(&sk->sk_v6_rcv_saddr);
if (likely(addr_type == IPV6_ADDR_ANY))
return ndev;
for_each_netdev_rcu(&init_net, temp) {
if (ipv6_chk_addr(&init_net, (struct in6_addr *)
&sk->sk_v6_rcv_saddr, temp, 1)) {
ndev = temp;
break;
for_each_netdev_rcu(&init_net, temp) {
if (ipv6_chk_addr(&init_net, (struct in6_addr *)
&sk->sk_v6_rcv_saddr, temp, 1)) {
ndev = temp;
break;
}
}
}
break;
#endif
default:
return NULL;
}
......@@ -476,8 +480,10 @@ void chtls_destroy_sock(struct sock *sk)
csk->cdev = NULL;
if (sk->sk_family == AF_INET)
sk->sk_prot = &tcp_prot;
#if IS_ENABLED(CONFIG_IPV6)
else
sk->sk_prot = &tcpv6_prot;
#endif
sk->sk_prot->destroy(sk);
}
......@@ -629,14 +635,15 @@ static void chtls_reset_synq(struct listen_ctx *listen_ctx)
int chtls_listen_start(struct chtls_dev *cdev, struct sock *sk)
{
struct net_device *ndev;
#if IS_ENABLED(CONFIG_IPV6)
bool clip_valid = false;
#endif
struct listen_ctx *ctx;
struct adapter *adap;
struct port_info *pi;
bool clip_valid;
int ret = 0;
int stid;
int ret;
clip_valid = false;
rcu_read_lock();
ndev = chtls_find_netdev(cdev, sk);
rcu_read_unlock();
......@@ -674,6 +681,7 @@ int chtls_listen_start(struct chtls_dev *cdev, struct sock *sk)
inet_sk(sk)->inet_rcv_saddr,
inet_sk(sk)->inet_sport, 0,
cdev->lldi->rxq_ids[0]);
#if IS_ENABLED(CONFIG_IPV6)
} else {
int addr_type;
......@@ -689,6 +697,7 @@ int chtls_listen_start(struct chtls_dev *cdev, struct sock *sk)
&sk->sk_v6_rcv_saddr,
inet_sk(sk)->inet_sport,
cdev->lldi->rxq_ids[0]);
#endif
}
if (ret > 0)
ret = net_xmit_errno(ret);
......@@ -696,8 +705,10 @@ int chtls_listen_start(struct chtls_dev *cdev, struct sock *sk)
goto del_hash;
return 0;
del_hash:
#if IS_ENABLED(CONFIG_IPV6)
if (clip_valid)
cxgb4_clip_release(ndev, (const u32 *)&sk->sk_v6_rcv_saddr, 1);
#endif
listen_hash_del(cdev, sk);
free_stid:
cxgb4_free_stid(cdev->tids, stid, sk->sk_family);
......@@ -711,8 +722,6 @@ int chtls_listen_start(struct chtls_dev *cdev, struct sock *sk)
void chtls_listen_stop(struct chtls_dev *cdev, struct sock *sk)
{
struct listen_ctx *listen_ctx;
struct chtls_sock *csk;
int addr_type = 0;
int stid;
stid = listen_hash_del(cdev, sk);
......@@ -725,7 +734,11 @@ void chtls_listen_stop(struct chtls_dev *cdev, struct sock *sk)
cxgb4_remove_server(cdev->lldi->ports[0], stid,
cdev->lldi->rxq_ids[0], sk->sk_family == PF_INET6);
#if IS_ENABLED(CONFIG_IPV6)
if (sk->sk_family == PF_INET6) {
struct chtls_sock *csk;
int addr_type = 0;
csk = rcu_dereference_sk_user_data(sk);
addr_type = ipv6_addr_type((const struct in6_addr *)
&sk->sk_v6_rcv_saddr);
......@@ -733,6 +746,7 @@ void chtls_listen_stop(struct chtls_dev *cdev, struct sock *sk)
cxgb4_clip_release(csk->egress_dev, (const u32 *)
&sk->sk_v6_rcv_saddr, 1);
}
#endif
chtls_disconnect_acceptq(sk);
}
......@@ -941,9 +955,11 @@ static unsigned int chtls_select_mss(const struct chtls_sock *csk,
tp = tcp_sk(sk);
tcpoptsz = 0;
#if IS_ENABLED(CONFIG_IPV6)
if (sk->sk_family == AF_INET6)
iphdrsz = sizeof(struct ipv6hdr) + sizeof(struct tcphdr);
else
#endif
iphdrsz = sizeof(struct iphdr) + sizeof(struct tcphdr);
if (req->tcpopt.tstamp)
tcpoptsz += round_up(TCPOLEN_TIMESTAMP, 4);
......@@ -1091,13 +1107,13 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
const struct cpl_pass_accept_req *req,
struct chtls_dev *cdev)
{
struct neighbour *n = NULL;
struct inet_sock *newinet;
const struct iphdr *iph;
struct tls_context *ctx;
struct net_device *ndev;
struct chtls_sock *csk;
struct dst_entry *dst;
struct neighbour *n;
struct tcp_sock *tp;
struct sock *newsk;
u16 port_id;
......@@ -1115,6 +1131,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
goto free_sk;
n = dst_neigh_lookup(dst, &iph->saddr);
#if IS_ENABLED(CONFIG_IPV6)
} else {
const struct ipv6hdr *ip6h;
struct flowi6 fl6;
......@@ -1131,6 +1148,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
if (IS_ERR(dst))
goto free_sk;
n = dst_neigh_lookup(dst, &ip6h->saddr);
#endif
}
if (!n)
goto free_sk;
......@@ -1158,6 +1176,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
newinet->inet_daddr = iph->saddr;
newinet->inet_rcv_saddr = iph->daddr;
newinet->inet_saddr = iph->daddr;
#if IS_ENABLED(CONFIG_IPV6)
} else {
struct tcp6_sock *newtcp6sk = (struct tcp6_sock *)newsk;
struct inet_request_sock *treq = inet_rsk(oreq);
......@@ -1175,6 +1194,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
newinet->inet_opt = NULL;
newinet->inet_daddr = LOOPBACK4_IPV6;
newinet->inet_saddr = LOOPBACK4_IPV6;
#endif
}
oreq->ts_recent = PASS_OPEN_TID_G(ntohl(req->tos_stid));
......@@ -1337,10 +1357,12 @@ static void chtls_pass_accept_request(struct sock *sk,
if (iph->version == 0x4) {
chtls_set_req_addr(oreq, iph->daddr, iph->saddr);
ip_dsfield = ipv4_get_dsfield(iph);
#if IS_ENABLED(CONFIG_IPV6)
} else {
inet_rsk(oreq)->ir_v6_rmt_addr = ipv6_hdr(skb)->saddr;
inet_rsk(oreq)->ir_v6_loc_addr = ipv6_hdr(skb)->daddr;
ip_dsfield = ipv6_get_dsfield(ipv6_hdr(skb));
#endif
}
if (req->tcpopt.wsf <= 14 &&
sock_net(sk)->ipv4.sysctl_tcp_window_scaling) {
......
......@@ -608,9 +608,11 @@ static void __init chtls_init_ulp_ops(void)
chtls_cpl_prot.recvmsg = chtls_recvmsg;
chtls_cpl_prot.setsockopt = chtls_setsockopt;
chtls_cpl_prot.getsockopt = chtls_getsockopt;
#if IS_ENABLED(CONFIG_IPV6)
chtls_cpl_protv6 = chtls_cpl_prot;
chtls_init_rsk_ops(&chtls_cpl_protv6, &chtls_rsk_opsv6,
&tcpv6_prot, PF_INET6);
#endif
}
static int __init chtls_register(void)
......
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