diff options
| author | Boris Pismenny <borisp@mellanox.com> | 2018-02-14 10:46:06 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-30 07:51:56 +0200 |
| commit | 94203f213c1938aec35f063c411bc5a73a9b814b (patch) | |
| tree | b2607d48ae38ab0af01b19f405f2c8bea6d4bbbe /net/tls | |
| parent | cec7d77a1db83c6b9dfdac5b6963cd1cdaaacb77 (diff) | |
tls: retrun the correct IV in getsockopt
[ Upstream commit a1dfa6812b682eef750412dd5a90e7d38d7af068 ]
Current code returns four bytes of salt followed by four bytes of IV.
This patch returns all eight bytes of IV.
fixes: 3c4d7559159b ("tls: kernel TLS support")
Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/tls')
| -rw-r--r-- | net/tls/tls_main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index dfef930d1e50..ffb1a3a69bdd 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -299,7 +299,8 @@ static int do_tls_getsockopt_tx(struct sock *sk, char __user *optval, goto out; } lock_sock(sk); - memcpy(crypto_info_aes_gcm_128->iv, ctx->iv, + memcpy(crypto_info_aes_gcm_128->iv, + ctx->iv + TLS_CIPHER_AES_GCM_128_SALT_SIZE, TLS_CIPHER_AES_GCM_128_IV_SIZE); release_sock(sk); if (copy_to_user(optval, |