mirror of https://github.com/proxmox/mirror_qemu
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
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8f90bc2f8f
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d00d6d0054
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@ -1679,7 +1679,7 @@ static ssize_t nic_receive(NetClientState *nc, const uint8_t * buf, size_t size)
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rfd_status |= 0x0004;
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rfd_status |= 0x0004;
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} else if (s->configuration[20] & BIT(6)) {
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} else if (s->configuration[20] & BIT(6)) {
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/* Multiple IA bit set. */
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/* Multiple IA bit set. */
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unsigned mcast_idx = compute_mcast_idx(buf);
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unsigned mcast_idx = net_crc32(buf, ETH_ALEN) >> 26;
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assert(mcast_idx < 64);
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assert(mcast_idx < 64);
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if (s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))) {
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if (s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))) {
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TRACE(RXTX, logout("%p accepted, multiple IA bit set\n", s));
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TRACE(RXTX, logout("%p accepted, multiple IA bit set\n", s));
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