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AP: Enable multicast snooping on bridge if ProxyARP IPv6 is in use

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This is needed to allow correct ProxyARP behavior for IPv6.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2015-04-10 17:06:25 +03:00 committed by Jouni Malinen
parent b79911853f
commit 60eb9e173e
3 changed files with 19 additions and 2 deletions
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8
src/ap/x_snoop.c
View file

@ -51,6 +51,14 @@ int x_snoop_init(struct hostapd_data *hapd)
return -1;
}
#ifdef CONFIG_IPV6
if (hostapd_drv_br_set_net_param(hapd, DRV_BR_MULTICAST_SNOOPING, 1)) {
wpa_printf(MSG_DEBUG,
"x_snoop: Failed to enable multicast snooping on the bridge");
return -1;
}
#endif /* CONFIG_IPV6 */
return 0;
}

1
src/drivers/driver.h
View file

@ -1577,6 +1577,7 @@ enum drv_br_port_attr {
enum drv_br_net_param {
DRV_BR_NET_PARAM_GARP_ACCEPT,
DRV_BR_MULTICAST_SNOOPING,
};
struct drv_acs_params {

12
src/drivers/driver_nl80211.c
View file

@ -8307,9 +8307,9 @@ static const char * drv_br_net_param_str(enum drv_br_net_param param)
switch (param) {
case DRV_BR_NET_PARAM_GARP_ACCEPT:
return "arp_accept";
default:
return NULL;
}
return NULL;
}
@ -8321,6 +8321,13 @@ static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
const char *param_txt;
int ip_version = 4;
if (param == DRV_BR_MULTICAST_SNOOPING) {
os_snprintf(path, sizeof(path),
"/sys/devices/virtual/net/%s/bridge/multicast_snooping",
bss->brname);
goto set_val;
}
param_txt = drv_br_net_param_str(param);
if (param_txt == NULL)
return -EINVAL;
@ -8336,6 +8343,7 @@ static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
ip_version, bss->brname, param_txt);
set_val:
if (linux_write_system_file(path, val))
return -1;