Commit a1dfa681 authored by Boris Pismenny's avatar Boris Pismenny Committed by David S. Miller
Browse files

tls: retrun the correct IV in getsockopt 



Current code returns four bytes of salt followed by four bytes of IV.
This patch returns all eight bytes of IV.

fixes: 3c4d7559 ("tls: kernel TLS support")
Signed-off-by: default avatarBoris Pismenny <borisp@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8ace0207

net/tls/tls_main.c

+2 −1
Original line number Diff line number Diff line
@@ -308,7 +308,8 @@ 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,