{
struct syncio_data *sd;
- sd = malloc(sizeof(*sd));
- memset(sd, 0, sizeof(*sd));
+ sd = calloc(1, sizeof(*sd));
sd->last_offset = -1ULL;
sd->iovecs = malloc(td->o.iodepth * sizeof(struct iovec));
sd->io_us = malloc(td->o.iodepth * sizeof(struct io_u *));