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fix(esp_netif): add all-nodes multicast filter

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This commit is contained in:
zwx
2026-09-04 17:56:19 +08:00
parent 0ae0276b35
commit 6e7866da09
1 changed files with 14 additions and 0 deletions
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components/esp_netif/lwip/esp_netif_lwip.c
+14
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@@ -682,6 +682,13 @@ static err_t netif_mld_mac_filter_cb(struct netif *netif, const ip6_addr_t *grou
}
return ERR_OK;
}
static void netif_mld_mac_filter_all_nodes(struct netif *netif, enum netif_mac_filter_action action)
{
ip6_addr_t all_nodes;
ip6_addr_set_allnodes_linklocal(&all_nodes);
netif_mld_mac_filter_cb(netif, &all_nodes, action);
}
#endif /* LWIP_IPV6 && LWIP_IPV6_MLD */
static esp_err_t esp_netif_init_configuration(esp_netif_t *esp_netif, const esp_netif_config_t *cfg)
@@ -953,6 +960,11 @@ static void esp_netif_lwip_remove(esp_netif_t *esp_netif)
if (netif_is_up(esp_netif->lwip_netif)) {
netif_set_down(esp_netif->lwip_netif);
}
#if LWIP_IPV6 && LWIP_IPV6_MLD
if (esp_netif->driver_set_mac_filter) {
netif_mld_mac_filter_all_nodes(esp_netif->lwip_netif, NETIF_DEL_MAC_FILTER);
}
#endif
netif_remove(esp_netif->lwip_netif);
#if ESP_GRATUITOUS_ARP
if (esp_netif->flags & ESP_NETIF_FLAG_GARP) {
@@ -1044,6 +1056,8 @@ static esp_err_t esp_netif_lwip_add(esp_netif_t *esp_netif)
#endif
#if LWIP_IPV6 && LWIP_IPV6_MLD
netif_set_mld_mac_filter(esp_netif->lwip_netif, netif_mld_mac_filter_cb);
/* ff02::1 is implicitly joined and therefore absent from the MLD group list. */
netif_mld_mac_filter_all_nodes(esp_netif->lwip_netif, NETIF_ADD_MAC_FILTER);
/* Align L2 multicast filters with current MLD groups, since mld6 processing
* may have started before the callback was registered. */
if (esp_netif->lwip_netif && (esp_netif->lwip_netif->flags & NETIF_FLAG_MLD6)) {