Only initialize cipher ctx if cipher is not NULL.

diff --git a/crypto/evp/evp_enc.c b/crypto/evp/evp_enc.c
index eb39539ca63a34570716328fa624cb83e2dd0a46..9c65a553d39ed66302d96afa777b3e385f8de09d 100644 (file)
--- a/crypto/evp/evp_enc.c
+++ b/crypto/evp/evp_enc.c
@@ -77,7 +77,8 @@ void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *ctx)
 int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
             const unsigned char *key, const unsigned char *iv, int enc)
        {
-       EVP_CIPHER_CTX_init(ctx);
+       if (cipher)
+               EVP_CIPHER_CTX_init(ctx);
        return EVP_CipherInit_ex(ctx,cipher,NULL,key,iv,enc);
        }