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ftgmac100: 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 18:41:52 +00:00 committed by Jason Wang
parent eedeaee73a
commit 4227be63f0
1 changed files with 1 additions and 1 deletions
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2
hw/net/ftgmac100.c
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@ -762,7 +762,7 @@ static int ftgmac100_filter(FTGMAC100State *s, const uint8_t *buf, size_t len)
}
/* TODO: this does not seem to work for ftgmac100 */
mcast_idx = compute_mcast_idx(buf);
mcast_idx = net_crc32(buf, ETH_ALEN) >> 26;
if (!(s->math[mcast_idx / 32] & (1 << (mcast_idx % 32)))) {
return 0;
}