Commit e7a58fc7 authored by Mark Cave-Ayland's avatar Mark Cave-Ayland Committed by Jason Wang
Browse files

rtl8139: 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: default avatarMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: default avatarJason Wang <jasowang@redhat.com>
parent 084e2b11

hw/net/rtl8139.c

+1 −1
Original line number Diff line number Diff line
@@ -882,7 +882,7 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, const uint8_t *buf, size_t 
                return size;

            }



            int mcast_idx = compute_mcast_idx(buf);

            int mcast_idx = net_crc32(buf, ETH_ALEN) >> 26;



            if (!(s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))))

            {