static void drbg_free_entropy(DRBG_CTX *ctx, unsigned char *out, size_t olen)
{
- OPENSSL_cleanse(out, olen);
- OPENSSL_free(out);
+ if (out)
+ {
+ OPENSSL_cleanse(out, olen);
+ OPENSSL_free(out);
+ }
}
/* Set "additional input" when generating random data. This uses the