michaelh/zephyr
1
0
Fork 0
Code Releases Activity

net: ethernet: Check IPv4 multicast pkt using util function

Browse source 
Instead of directly checking the multicast IPv4 address, use
the net_ipv4_is_addr_mcast() utility function.

Fixes #26584

Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
This commit is contained in:
Jukka Rissanen 2020-09-29 15:10:25 +03:00 • committed by Jukka Rissanen
commit ccea4d3258
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
subsys/net/l2/ethernet/ethernet.c
View file

@ -321,7 +321,7 @@ static inline bool ethernet_ipv4_dst_is_broadcast_or_mcast(struct net_pkt *pkt)
{ {
if (net_ipv4_is_addr_bcast(net_pkt_iface(pkt), if (net_ipv4_is_addr_bcast(net_pkt_iface(pkt),
&NET_IPV4_HDR(pkt)->dst) || &NET_IPV4_HDR(pkt)->dst) ||
NET_IPV4_HDR(pkt)->dst.s4_addr[0] == 224U) { net_ipv4_is_addr_mcast(&NET_IPV4_HDR(pkt)->dst)) {
return true; return true;
} }
@ -332,7 +332,7 @@ static bool ethernet_fill_in_dst_on_ipv4_mcast(struct net_pkt *pkt,
struct net_eth_addr *dst) struct net_eth_addr *dst)
{ {
if (net_pkt_family(pkt) == AF_INET && if (net_pkt_family(pkt) == AF_INET &&
NET_IPV4_HDR(pkt)->dst.s4_addr[0] == 224U) { net_ipv4_is_addr_mcast(&NET_IPV4_HDR(pkt)->dst)) {
/* Multicast address */ /* Multicast address */
dst->addr[0] = 0x01; dst->addr[0] = 0x01;
dst->addr[1] = 0x00; dst->addr[1] = 0x00;