diff options
Diffstat (limited to 'drivers/net/ethernet/mscc')
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_ace.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mscc/ocelot_ace.c b/drivers/net/ethernet/mscc/ocelot_ace.c index 8a2f7d13ef6d..dfd82a3baab2 100644 --- a/drivers/net/ethernet/mscc/ocelot_ace.c +++ b/drivers/net/ethernet/mscc/ocelot_ace.c @@ -739,14 +739,24 @@ static void ocelot_match_all_as_mac_etype(struct ocelot *ocelot, int port, static bool ocelot_ace_is_problematic_mac_etype(struct ocelot_ace_rule *ace) { + u16 proto, mask; + if (ace->type != OCELOT_ACE_TYPE_ETYPE) return false; - if (ether_addr_to_u64(ace->frame.etype.dmac.value) & - ether_addr_to_u64(ace->frame.etype.dmac.mask)) + + proto = ntohs(*(u16 *)ace->frame.etype.etype.value); + mask = ntohs(*(u16 *)ace->frame.etype.etype.mask); + + /* ETH_P_ALL match, so all protocols below are included */ + if (mask == 0) return true; - if (ether_addr_to_u64(ace->frame.etype.smac.value) & - ether_addr_to_u64(ace->frame.etype.smac.mask)) + if (proto == ETH_P_ARP) return true; + if (proto == ETH_P_IP) + return true; + if (proto == ETH_P_IPV6) + return true; + return false; } |