From 6fd949279da989d7fa7f74f2d79e44b1fa8b29a6 Mon Sep 17 00:00:00 2001
From: Takashi Kojo <kojo@wolfsssl.com>
Date: Thu, 23 Mar 2017 10:02:56 +0900
Subject: [PATCH] fix EVP_CipherFinal outlen for stream cipher

---
 wolfcrypt/src/evp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/wolfcrypt/src/evp.c b/wolfcrypt/src/evp.c
index 3d272007b..2491cac78 100644
--- a/wolfcrypt/src/evp.c
+++ b/wolfcrypt/src/evp.c
@@ -413,7 +413,7 @@ WOLFSSL_API int  wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx,
 
             PRINT_BUF(out, ctx->block_size);
             *outl = ctx->block_size;
-        }
+        } else *outl = 0;
     } else {
         if (ctx->block_size == 1){
             *outl = 0; return WOLFSSL_SUCCESS;
@@ -423,8 +423,8 @@ WOLFSSL_API int  wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx,
             if ((fl = checkPad(ctx, ctx->lastBlock)) >= 0) {
                 XMEMCPY(out, ctx->lastBlock, fl);
                 *outl = fl;
-            } else return WOLFSSL_FAILURE;
-        }
+            } else return 0;
+        } else *outl = 0;
     }
     return WOLFSSL_SUCCESS;
 }