From: Neale Ranns <nranns@cisco.com>
Date: Sun, 14 Apr 2019 20:43:51 +0000 (+0000)
Subject: crypto: openssl - IV len not passed by caller. Callee knows from algo type
X-Git-Tag: v19.04-rc2~6
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=88db8b286e05ceb5882c192005e489a0570d51d7;p=vpp.git

crypto: openssl - IV len not passed by caller. Callee knows from algo type

Change-Id: Ib80e9bfb19a79e1adc79aef90371a15954daa993
Signed-off-by: Neale Ranns <nranns@cisco.com>
(cherry picked from commit 45df934daf89391a399651f171278a4c0cad30f7)
---

diff --git a/src/plugins/crypto_openssl/main.c b/src/plugins/crypto_openssl/main.c
index 71dff03d416..9611d127c26 100644
--- a/src/plugins/crypto_openssl/main.c
+++ b/src/plugins/crypto_openssl/main.c
@@ -115,10 +115,10 @@ openssl_ops_enc_gcm (vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops,
       int len;
 
       if (op->flags & VNET_CRYPTO_OP_FLAG_INIT_IV)
-	RAND_bytes (op->iv, op->iv_len);
+	RAND_bytes (op->iv, 8);
 
       EVP_EncryptInit_ex (ctx, cipher, 0, 0, 0);
-      EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, op->iv_len, NULL);
+      EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, 8, NULL);
       EVP_EncryptInit_ex (ctx, 0, 0, op->key, op->iv);
       EVP_EncryptUpdate (ctx, NULL, &len, op->aad, op->aad_len);
       EVP_EncryptUpdate (ctx, op->dst, &len, op->src, op->len);