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| author | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2017-12-15 18:41:49 +0000 |
|---|---|---|
| committer | Jason Wang <jasowang@redhat.com> | 2017-12-22 10:01:27 +0800 |
| commit | d00d6d005424dd2447f8b0394e945909852a4282 (patch) | |
| tree | 92bad253682bf609aae17fad1925938c063f9427 /hw/net/eepro100.c | |
| parent | 8f90bc2f8fbba3c98116e80afd537fb0ca90be2e (diff) | |
| download | focaccia-qemu-d00d6d005424dd2447f8b0394e945909852a4282.tar.gz focaccia-qemu-d00d6d005424dd2447f8b0394e945909852a4282.zip | |
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>
Diffstat (limited to 'hw/net/eepro100.c')
| -rw-r--r-- | hw/net/eepro100.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/net/eepro100.c b/hw/net/eepro100.c index e30fed830b..a07a63247e 100644 --- a/hw/net/eepro100.c +++ b/hw/net/eepro100.c @@ -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)); |