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mesh: Ignore crowded peer

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The "Accepting Additional Mesh Peerings bit == 0" means the peer cannot
accept any more peers, so suppress attempt to open a connection to such
a peer.

Signed-off-by: Masashi Honma <masashi.honma@gmail.com>
This commit is contained in:
Masashi Honma 2016-06-14 12:31:15 +09:00 committed by Jouni Malinen
parent a151b0e37d
commit d70a8ab1e3
2 changed files with 16 additions and 0 deletions
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8
src/common/ieee802_11_defs.h
View file

@ -1337,6 +1337,14 @@ enum wifi_display_subelem {
#define MESH_PATH_PROTOCOL_VENDOR 255 #define MESH_PATH_PROTOCOL_VENDOR 255
#define MESH_PATH_METRIC_AIRTIME 1 #define MESH_PATH_METRIC_AIRTIME 1
#define MESH_PATH_METRIC_VENDOR 255 #define MESH_PATH_METRIC_VENDOR 255
/* IEEE 802.11s - Mesh Capability */
#define MESH_CAP_ACCEPT_ADDITIONAL_PEER BIT(0)
#define MESH_CAP_MCCA_SUPPORTED BIT(1)
#define MESH_CAP_MCCA_ENABLED BIT(2)
#define MESH_CAP_FORWARDING BIT(3)
#define MESH_CAP_MBCA_ENABLED BIT(4)
#define MESH_CAP_TBTT_ADJUSTING BIT(5)
#define MESH_CAP_MESH_PS_LEVEL BIT(6)
enum plink_action_field { enum plink_action_field {
PLINK_OPEN = 1, PLINK_OPEN = 1,

8
wpa_supplicant/mesh_mpm.c
View file

@ -649,6 +649,14 @@ static struct sta_info * mesh_mpm_add_peer(struct wpa_supplicant *wpa_s,
struct sta_info *sta; struct sta_info *sta;
int ret; int ret;
if (elems->mesh_config_len >= 7 &&
!(elems->mesh_config[6] & MESH_CAP_ACCEPT_ADDITIONAL_PEER)) {
wpa_msg(wpa_s, MSG_DEBUG,
"mesh: Ignore a crowded peer " MACSTR,
MAC2STR(addr));
return NULL;
}
sta = ap_get_sta(data, addr); sta = ap_get_sta(data, addr);
if (!sta) { if (!sta) {
sta = ap_sta_add(data, addr); sta = ap_sta_add(data, addr);