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eepro100: use inline net_crc32() and bitshift instead of compute_mcast_idx() 

This makes it much easier to compare the multicast CRC calculation endian and
bitshift against the Linux driver implementation.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Jason Wang <jasowang@redhat.com>
master
Mark Cave-Ayland 2017-12-15 18:41:49 +00:00 committed by Jason Wang
parent 8f90bc2f8f
commit d00d6d0054
1 changed files with 1 additions and 1 deletions
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2
hw/net/eepro100.c
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@ -1679,7 +1679,7 @@ static ssize_t nic_receive(NetClientState *nc, const uint8_t * buf, size_t size)
rfd_status |= 0x0004;
} else if (s->configuration[20] & BIT(6)) {
/* Multiple IA bit set. */
unsigned mcast_idx = compute_mcast_idx(buf);
unsigned mcast_idx = net_crc32(buf, ETH_ALEN) >> 26;
assert(mcast_idx < 64);
if (s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))) {
TRACE(RXTX, logout("%p accepted, multiple IA bit set\n", s));