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-rw-r--r--src/plugins/crypto_openssl/main.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/plugins/crypto_openssl/main.c b/src/plugins/crypto_openssl/main.c
index b4679ee8915..09d726749e1 100644
--- a/src/plugins/crypto_openssl/main.c
+++ b/src/plugins/crypto_openssl/main.c
@@ -69,7 +69,8 @@ openssl_ops_enc_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops,
EVP_EncryptInit_ex (ctx, cipher, NULL, op->key, op->iv);
EVP_EncryptUpdate (ctx, op->dst, &out_len, op->src, op->len);
- EVP_EncryptFinal_ex (ctx, op->dst + out_len, &out_len);
+ if (out_len < op->len)
+ EVP_EncryptFinal_ex (ctx, op->dst + out_len, &out_len);
op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
}
return n_ops;
@@ -90,7 +91,8 @@ openssl_ops_dec_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops,
EVP_DecryptInit_ex (ctx, cipher, NULL, op->key, op->iv);
EVP_DecryptUpdate (ctx, op->dst, &out_len, op->src, op->len);
- EVP_DecryptFinal_ex (ctx, op->dst + out_len, &out_len);
+ if (out_len < op->len)
+ EVP_DecryptFinal_ex (ctx, op->dst + out_len, &out_len);
op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
}
return n_ops;