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net/tls: Fix return values to avoid ENOTSUPP 

ENOTSUPP is not available in userspace, for example:

  setsockopt failed, 524, Unknown error 524

Signed-off-by: Valentin Vidic <vvidic@valentin-vidic.from.hr>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Valentin Vidic 2019-12-05 07:41:18 +01:00 committed by David S. Miller
parent 1af66221a6
commit 4a5cdc604b
4 changed files with 12 additions and 16 deletions
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8
net/tls/tls_device.c
View File

@ -429,7 +429,7 @@ static int tls_push_data(struct sock *sk,
if (flags &
~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL | MSG_SENDPAGE_NOTLAST))
return -ENOTSUPP;
return -EOPNOTSUPP;
if (unlikely(sk->sk_err))
return -sk->sk_err;
@ -571,7 +571,7 @@ int tls_device_sendpage(struct sock *sk, struct page *page,
lock_sock(sk);
if (flags & MSG_OOB) {
rc = -ENOTSUPP;
rc = -EOPNOTSUPP;
goto out;
}
@ -1023,7 +1023,7 @@ int tls_set_device_offload(struct sock *sk, struct tls_context *ctx)
}
if (!(netdev->features & NETIF_F_HW_TLS_TX)) {
rc = -ENOTSUPP;
rc = -EOPNOTSUPP;
goto release_netdev;
}
@ -1098,7 +1098,7 @@ int tls_set_device_offload_rx(struct sock *sk, struct tls_context *ctx)
}
if (!(netdev->features & NETIF_F_HW_TLS_RX)) {
rc = -ENOTSUPP;
rc = -EOPNOTSUPP;
goto release_netdev;
}

4
net/tls/tls_main.c
View File

@ -487,7 +487,7 @@ static int do_tls_setsockopt_conf(struct sock *sk, char __user *optval,
/* check version */
if (crypto_info->version != TLS_1_2_VERSION &&
crypto_info->version != TLS_1_3_VERSION) {
rc = -ENOTSUPP;
rc = -EINVAL;
goto err_crypto_info;
}
@ -714,7 +714,7 @@ static int tls_init(struct sock *sk)
* share the ulp context.
*/
if (sk->sk_state != TCP_ESTABLISHED)
return -ENOTSUPP;
return -ENOTCONN;
/* allocate tls context */
write_lock_bh(&sk->sk_callback_lock);

8
net/tls/tls_sw.c
View File

@ -905,7 +905,7 @@ int tls_sw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
int ret = 0;
if (msg->msg_flags & ~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL))
return -ENOTSUPP;
return -EOPNOTSUPP;
mutex_lock(&tls_ctx->tx_lock);
lock_sock(sk);
@ -1220,7 +1220,7 @@ int tls_sw_sendpage_locked(struct sock *sk, struct page *page,
if (flags & ~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL |
MSG_SENDPAGE_NOTLAST | MSG_SENDPAGE_NOPOLICY |
MSG_NO_SHARED_FRAGS))
return -ENOTSUPP;
return -EOPNOTSUPP;
return tls_sw_do_sendpage(sk, page, offset, size, flags);
}
@ -1233,7 +1233,7 @@ int tls_sw_sendpage(struct sock *sk, struct page *page,
if (flags & ~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL |
MSG_SENDPAGE_NOTLAST | MSG_SENDPAGE_NOPOLICY))
return -ENOTSUPP;
return -EOPNOTSUPP;
mutex_lock(&tls_ctx->tx_lock);
lock_sock(sk);
@ -1932,7 +1932,7 @@ ssize_t tls_sw_splice_read(struct socket *sock, loff_t *ppos,
/* splice does not support reading control messages */
if (ctx->control != TLS_RECORD_TYPE_DATA) {
err = -ENOTSUPP;
err = -EINVAL;
goto splice_read_end;
}

8
tools/testing/selftests/net/tls.c
View File

@ -25,10 +25,6 @@
#define TLS_PAYLOAD_MAX_LEN 16384
#define SOL_TLS 282
#ifndef ENOTSUPP
#define ENOTSUPP 524
#endif
FIXTURE(tls_basic)
{
int fd, cfd;
@ -1205,11 +1201,11 @@ TEST(non_established) {
/* TLS ULP not supported */
if (errno == ENOENT)
return;
EXPECT_EQ(errno, ENOTSUPP);
EXPECT_EQ(errno, ENOTCONN);
ret = setsockopt(sfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
EXPECT_EQ(ret, -1);
EXPECT_EQ(errno, ENOTSUPP);
EXPECT_EQ(errno, ENOTCONN);
ret = getsockname(sfd, &addr, &len);
ASSERT_EQ(ret, 0);