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rand: don't pass NULL to memcpy()

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Fixes a compiler's warning.
This commit is contained in:
Dmitry Podgorny
2019-03-04 18:00:01 +02:00
parent 94ece33f16
commit d8329960c5
1 changed files with 3 additions and 1 deletions
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4
src/rand.c
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@@ -127,9 +127,11 @@ static void Hash_DRBG_Instantiate(Hash_DRBG_CTX *ctx,
assert(entropy_input_len <= ENTROPY_MAX);
assert(nonce_len <= NONCE_MAX);
assert(nonce != NULL || nonce_len == 0);
memcpy(seed_material, entropy_input, entropy_input_len);
memcpy(seed_material + entropy_input_len, nonce, nonce_len);
if (nonce != NULL)
memcpy(seed_material + entropy_input_len, nonce, nonce_len);
Hash_df(seed_material, entropy_input_len + nonce_len, seed, seedlen);
seed0[0] = 0;