static int
create_ring(pcap_t *handle)
{
- unsigned i, j, ringsize, frames_per_block;
+ unsigned i, j, frames_per_block;
struct tpacket_req req;
/* Note that with large snapshot (say 64K) only a few frames
/* memory map the rx ring */
handle->md.mmapbuflen = req.tp_block_nr * req.tp_block_size;
- ringsize = handle->md.mmapbuflen;
handle->md.mmapbuf = mmap(0, handle->md.mmapbuflen,
PROT_READ|PROT_WRITE, MAP_SHARED, handle->fd, 0);
if (handle->md.mmapbuf == MAP_FAILED) {