memset, memcpy, sizeof consistency fixes

Just as with the OPENSSL_malloc calls, consistently use sizeof(*ptr)
for memset and memcpy.  Remove needless casts for those functions.
For memset, replace alternative forms of zero with 0.

Reviewed-by: Richard Levitte <levitte@openssl.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/crypto/evp/e_null.c b/crypto/evp/e_null.c
index 488add499d..a585128096 100644
--- a/crypto/evp/e_null.c
+++ b/crypto/evp/e_null.c
@@ -86,7 +86,6 @@ const EVP_CIPHER *EVP_enc_null(void)
 static int null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
                          const unsigned char *iv, int enc)
 {
-    /*      memset(&(ctx->c),0,sizeof(ctx->c)); */
     return 1;
 }
 
@@ -94,6 +93,6 @@ static int null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
                        const unsigned char *in, size_t inl)
 {
     if (in != out)
-        memcpy((char *)out, (const char *)in, inl);
+        memcpy(out, in, inl);
     return 1;
 }