From 72455a1142527e607e1d69439f3ffa2ef6d09e26 Mon Sep 17 00:00:00 2001 From: Cindy Lu Date: Wed, 14 Dec 2022 13:43:06 +0800 Subject: vdpa_sim_net: should not drop the multicast/broadcast packet In the receive_filter(), should not drop the packet with the broadcast/multicast address. Add the check for this Signed-off-by: Cindy Lu Message-Id: <20221214054306.24145-1-lulu@redhat.com> Signed-off-by: Michael S. Tsirkin Acked-by: Jason Wang --- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/vdpa/vdpa_sim') diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c b/drivers/vdpa/vdpa_sim/vdpa_sim_net.c index 11f5a121df24..584b975a98a7 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim_net.c @@ -62,6 +62,9 @@ static bool receive_filter(struct vdpasim *vdpasim, size_t len) if (len < ETH_ALEN + hdr_len) return false; + if (is_broadcast_ether_addr(vdpasim->buffer + hdr_len) || + is_multicast_ether_addr(vdpasim->buffer + hdr_len)) + return true; if (!strncmp(vdpasim->buffer + hdr_len, vio_config->mac, ETH_ALEN)) return true; -- cgit v1.2.3