static size_t bio_nwrite(BIO *bio, char **buf, size_t num)
{
- struct bio_bio_st *b=bio->ptr;
+ struct bio_bio_st *b;
size_t space;
space = bio_nwrite0(bio, buf);
num = space;
if (num <= 0)
return num;
+ b = bio->ptr;
+ assert(b != NULL);
b->len += num;
assert(b->len <= b->size);