From 4a5cdc604b9cf645e6fa24d8d9f055955c3c8516 Mon Sep 17 00:00:00 2001 From: Valentin Vidic Date: Thu, 5 Dec 2019 07:41:18 +0100 Subject: [PATCH] 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 Acked-by: Jakub Kicinski Signed-off-by: David S. Miller --- net/tls/tls_device.c | 8 ++++---- net/tls/tls_main.c | 4 ++-- net/tls/tls_sw.c | 8 ++++---- tools/testing/selftests/net/tls.c | 8 ++------ 4 files changed, 12 insertions(+), 16 deletions(-) diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index 0683788bbef0..cd91ad812291 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -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; } diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index b3da6c5ab999..dac24c7aa7d4 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -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); diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index 2b2d0bae14a9..c6803a82b769 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -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; } diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c index 46abcae47dee..13e5ef615026 100644 --- a/tools/testing/selftests/net/tls.c +++ b/tools/testing/selftests/net/tls.c @@ -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);