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net/tls: Fix return values to avoid ENOTSUPP

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[ Upstream commit 4a5cdc604b9cf645e6fa24d8d9f055955c3c8516 ]

ENOTSUPP is not available in userspace, for example:

  setsockopt failed, 524, Unknown error 524

Signed-off-by: Valentin Vidic <[email protected]>
Acked-by: Jakub Kicinski <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Valentin Vidic 2019-12-05 07:41:18 +01:00 • committed by Greg Kroah-Hartman
commit 61c6c1296a
4 changed files with 12 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

8
net/tls/tls_device.c
View file

@ -417,7 +417,7 @@ static int tls_push_data(struct sock *sk,
if (flags &
~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL | MSG_SENDPAGE_NOTLAST))
return -ENOTSUPP;
return -EOPNOTSUPP;
if (sk->sk_err)
return -sk->sk_err;
@ -560,7 +560,7 @@ int tls_device_sendpage(struct sock *sk, struct page *page,
lock_sock(sk);
if (flags & MSG_OOB) {
rc = -ENOTSUPP;
rc = -EOPNOTSUPP;
goto out;
}
@ -999,7 +999,7 @@ 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;
}
@ -1071,7 +1071,7 @@ 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

@ -482,7 +482,7 @@ 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;
}
@ -778,7 +778,7 @@ static int tls_init(struct sock *sk)
* share the ulp context.
*/
if (sk->sk_state != TCP_ESTABLISHED)
return -ENOTSUPP;
return -ENOTCONN;
tls_build_proto(sk);

8
net/tls/tls_sw.c
View file

@ -900,7 +900,7 @@ 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);
@ -1215,7 +1215,7 @@ 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);
}
@ -1228,7 +1228,7 @@ 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);
@ -1927,7 +1927,7 @@ 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;
}