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fix(esp_netif): Fix mldv6 report memory leak in esp_netif

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This commit is contained in:
WanqQixiang
2024-05-17 15:30:45 +08:00
parent 3f632df143
commit 88b300d064
2 changed files with 25 additions and 16 deletions
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39
components/esp_netif/lwip/esp_netif_lwip.c
View File

@ -1,5 +1,5 @@
/* /*
* SPDX-FileCopyrightText: 2019-2023 Espressif Systems (Shanghai) CO LTD * SPDX-FileCopyrightText: 2019-2024 Espressif Systems (Shanghai) CO LTD
* *
* SPDX-License-Identifier: Apache-2.0 * SPDX-License-Identifier: Apache-2.0
*/ */
@ -140,8 +140,8 @@ static void esp_netif_internal_dhcpc_cb(struct netif *netif);
#endif #endif
#if LWIP_IPV6 #if LWIP_IPV6
static void esp_netif_internal_nd6_cb(struct netif *p_netif, uint8_t ip_index); static void esp_netif_internal_nd6_cb(struct netif *p_netif, uint8_t ip_index);
static void netif_set_mldv6_flag(struct netif *netif); static void netif_set_mldv6_flag(esp_netif_t *netif);
static void netif_unset_mldv6_flag(struct netif *netif); static void netif_unset_mldv6_flag(esp_netif_t *netif);
#endif /* LWIP_IPV6 */ #endif /* LWIP_IPV6 */
static esp_err_t esp_netif_destroy_api(esp_netif_api_msg_t *msg); static esp_err_t esp_netif_destroy_api(esp_netif_api_msg_t *msg);
@ -156,7 +156,8 @@ static void netif_callback_fn(struct netif* netif, netif_nsc_reason_t reason, co
#if LWIP_IPV6 #if LWIP_IPV6
if ((reason & LWIP_NSC_IPV6_ADDR_STATE_CHANGED) && (args != NULL)) { if ((reason & LWIP_NSC_IPV6_ADDR_STATE_CHANGED) && (args != NULL)) {
s8_t addr_idx = args->ipv6_addr_state_changed.addr_index; s8_t addr_idx = args->ipv6_addr_state_changed.addr_index;
if (netif_ip6_addr_state(netif, addr_idx) & IP6_ADDR_VALID) { if (!(args->ipv6_addr_state_changed.old_state & IP6_ADDR_VALID) &&
netif_ip6_addr_state(netif, addr_idx) & IP6_ADDR_VALID) {
/* address is valid -> call the callback function */ /* address is valid -> call the callback function */
esp_netif_internal_nd6_cb(netif, addr_idx); esp_netif_internal_nd6_cb(netif, addr_idx);
} }
@ -844,7 +845,7 @@ static void esp_netif_lwip_remove(esp_netif_t *esp_netif)
#endif #endif
#if ESP_MLDV6_REPORT && LWIP_IPV6 #if ESP_MLDV6_REPORT && LWIP_IPV6
if (esp_netif->flags & ESP_NETIF_FLAG_MLDV6_REPORT) { if (esp_netif->flags & ESP_NETIF_FLAG_MLDV6_REPORT) {
netif_unset_mldv6_flag(esp_netif->lwip_netif); netif_unset_mldv6_flag(esp_netif);
} }
#endif #endif
if (esp_netif->flags & ESP_NETIF_DHCP_CLIENT) { if (esp_netif->flags & ESP_NETIF_DHCP_CLIENT) {
@ -1692,7 +1693,7 @@ static esp_err_t esp_netif_down_api(esp_netif_api_msg_t *msg)
#if CONFIG_LWIP_IPV6 #if CONFIG_LWIP_IPV6
#if ESP_MLDV6_REPORT #if ESP_MLDV6_REPORT
if (esp_netif->flags & ESP_NETIF_FLAG_MLDV6_REPORT) { if (esp_netif->flags & ESP_NETIF_FLAG_MLDV6_REPORT) {
netif_unset_mldv6_flag(esp_netif->lwip_netif); netif_unset_mldv6_flag(esp_netif);
} }
#endif #endif
for(int8_t i = 0 ;i < LWIP_IPV6_NUM_ADDRESSES ;i++) { for(int8_t i = 0 ;i < LWIP_IPV6_NUM_ADDRESSES ;i++) {
@ -1996,25 +1997,31 @@ esp_err_t esp_netif_get_dns_info(esp_netif_t *esp_netif, esp_netif_dns_type_t ty
static void netif_send_mldv6(void *arg) static void netif_send_mldv6(void *arg)
{ {
struct netif *netif = arg; esp_netif_t *esp_netif = arg;
if (!netif_is_up(netif)) { esp_netif->mldv6_report_timer_started = false;
if (!netif_is_up(esp_netif->lwip_netif)) {
return; return;
} }
mld6_report_groups(netif); mld6_report_groups(esp_netif->lwip_netif);
sys_timeout(CONFIG_LWIP_MLDV6_TMR_INTERVAL*1000, netif_send_mldv6, netif); esp_netif->mldv6_report_timer_started = true;
sys_timeout(CONFIG_LWIP_MLDV6_TMR_INTERVAL*1000, netif_send_mldv6, esp_netif);
} }
static void netif_set_mldv6_flag(struct netif *netif) static void netif_set_mldv6_flag(esp_netif_t *esp_netif)
{ {
if (!netif_is_up(netif)) { if (!netif_is_up(esp_netif->lwip_netif) || esp_netif->mldv6_report_timer_started) {
return; return;
} }
sys_timeout(CONFIG_LWIP_MLDV6_TMR_INTERVAL*1000, netif_send_mldv6, netif); esp_netif->mldv6_report_timer_started = true;
sys_timeout(CONFIG_LWIP_MLDV6_TMR_INTERVAL*1000, netif_send_mldv6, esp_netif);
} }
static void netif_unset_mldv6_flag(struct netif *netif) static void netif_unset_mldv6_flag(esp_netif_t *esp_netif)
{ {
sys_untimeout(netif_send_mldv6, netif); if (esp_netif->mldv6_report_timer_started) {
esp_netif->mldv6_report_timer_started = false;
sys_untimeout(netif_send_mldv6, esp_netif);
}
} }
#endif #endif
@ -2061,7 +2068,7 @@ static void esp_netif_internal_nd6_cb(struct netif *netif, uint8_t ip_index)
if (esp_netif->flags&ESP_NETIF_FLAG_MLDV6_REPORT) { if (esp_netif->flags&ESP_NETIF_FLAG_MLDV6_REPORT) {
#if ESP_MLDV6_REPORT #if ESP_MLDV6_REPORT
netif_set_mldv6_flag(netif); netif_set_mldv6_flag(esp_netif);
#else #else
ESP_LOGW(TAG,"CONFIG_LWIP_ESP_MLDV6_REPORT not enabled, but esp-netif configured with ESP_NETIF_FLAG_MLDV6_REPORT"); ESP_LOGW(TAG,"CONFIG_LWIP_ESP_MLDV6_REPORT not enabled, but esp-netif configured with ESP_NETIF_FLAG_MLDV6_REPORT");
#endif #endif

2
components/esp_netif/lwip/esp_netif_lwip_internal.h
View File

@ -112,4 +112,6 @@ struct esp_netif_obj {
uint16_t max_fdb_sta_entries; uint16_t max_fdb_sta_entries;
uint8_t max_ports; uint8_t max_ports;
#endif // CONFIG_ESP_NETIF_BRIDGE_EN #endif // CONFIG_ESP_NETIF_BRIDGE_EN
// mldv6 timer
bool mldv6_report_timer_started;
}; };