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| author | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2017-12-15 18:41:51 +0000 |
|---|---|---|
| committer | Jason Wang <jasowang@redhat.com> | 2017-12-22 10:01:27 +0800 |
| commit | eedeaee73ac47341efca4c06e3ccb0029ee9332f (patch) | |
| tree | b3e05b8fbb3707f27871c08f7812a804cd694ad6 /hw/net | |
| parent | 308913bb431104f34f5c2e35eaaf297ff3e8ec7b (diff) | |
| download | qemu-eedeaee73ac47341efca4c06e3ccb0029ee9332f.zip qemu-eedeaee73ac47341efca4c06e3ccb0029ee9332f.tar.gz qemu-eedeaee73ac47341efca4c06e3ccb0029ee9332f.tar.bz2 | |
lan9118: 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')
| -rw-r--r-- | hw/net/lan9118.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/net/lan9118.c b/hw/net/lan9118.c index 3db8937..b9032da 100644 --- a/hw/net/lan9118.c +++ b/hw/net/lan9118.c @@ -13,6 +13,7 @@ #include "qemu/osdep.h" #include "hw/sysbus.h" #include "net/net.h" +#include "net/eth.h" #include "hw/devices.h" #include "sysemu/sysemu.h" #include "hw/ptimer.h" @@ -504,7 +505,7 @@ static int lan9118_filter(lan9118_state *s, const uint8_t *addr) } } else { /* Hash matching */ - hash = compute_mcast_idx(addr); + hash = net_crc32(addr, ETH_ALEN) >> 26; if (hash & 0x20) { return (s->mac_hashh >> (hash & 0x1f)) & 1; } else { |