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mac80211-hwsim: Provide multicast event for HWSIM_CMD_DEL_RADIO

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When deleting old radio via HWSIM_CMD_DEL_RADIO then listeners on the
multicast group "config" are informed.

Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Jukka Rissanen 2014-10-31 14:48:48 +02:00 committed by Johannes Berg
parent 62759361eb
commit 579a05f296
1 changed files with 47 additions and 7 deletions
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54
drivers/net/wireless/mac80211_hwsim.c
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@ -2404,8 +2404,48 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
return err;
}
static void mac80211_hwsim_destroy_radio(struct mac80211_hwsim_data *data)
static void hwsim_mcast_del_radio(int id, const char *hwname,
struct genl_info *info)
{
struct sk_buff *skb;
void *data;
int ret;
skb = genlmsg_new(GENLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!skb)
return;
data = genlmsg_put(skb, 0, 0, &hwsim_genl_family, 0,
HWSIM_CMD_DEL_RADIO);
if (!data)
goto error;
ret = nla_put_u32(skb, HWSIM_ATTR_RADIO_ID, id);
if (ret < 0)
goto error;
if (hwname) {
ret = nla_put(skb, HWSIM_ATTR_RADIO_NAME, strlen(hwname),
hwname);
if (ret < 0)
goto error;
}
genlmsg_end(skb, data);
hwsim_mcast_config_msg(skb, info);
return;
error:
nlmsg_free(skb);
}
static void mac80211_hwsim_del_radio(struct mac80211_hwsim_data *data,
const char *hwname,
struct genl_info *info)
{
hwsim_mcast_del_radio(data->idx, hwname, info);
debugfs_remove_recursive(data->debugfs);
ieee80211_unregister_hw(data->hw);
device_release_driver(data->dev);
@ -2423,7 +2463,7 @@ static void mac80211_hwsim_free(void)
list))) {
list_del(&data->list);
spin_unlock_bh(&hwsim_radio_lock);
mac80211_hwsim_destroy_radio(data);
mac80211_hwsim_del_radio(data, NULL, NULL);
spin_lock_bh(&hwsim_radio_lock);
}
spin_unlock_bh(&hwsim_radio_lock);
@ -2683,7 +2723,7 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
return mac80211_hwsim_new_radio(info, &param);
}
static int hwsim_destroy_radio_nl(struct sk_buff *msg, struct genl_info *info)
static int hwsim_del_radio_nl(struct sk_buff *msg, struct genl_info *info)
{
struct mac80211_hwsim_data *data;
s64 idx = -1;
@ -2709,7 +2749,7 @@ static int hwsim_destroy_radio_nl(struct sk_buff *msg, struct genl_info *info)
list_del(&data->list);
spin_unlock_bh(&hwsim_radio_lock);
mac80211_hwsim_destroy_radio(data);
mac80211_hwsim_del_radio(data, hwname, info);
return 0;
}
spin_unlock_bh(&hwsim_radio_lock);
@ -2742,9 +2782,9 @@ static const struct genl_ops hwsim_ops[] = {
.flags = GENL_ADMIN_PERM,
},
{
.cmd = HWSIM_CMD_DESTROY_RADIO,
.cmd = HWSIM_CMD_DEL_RADIO,
.policy = hwsim_genl_policy,
.doit = hwsim_destroy_radio_nl,
.doit = hwsim_del_radio_nl,
.flags = GENL_ADMIN_PERM,
},
};
@ -2754,7 +2794,7 @@ static void destroy_radio(struct work_struct *work)
struct mac80211_hwsim_data *data =
container_of(work, struct mac80211_hwsim_data, destroy_work);
mac80211_hwsim_destroy_radio(data);
mac80211_hwsim_del_radio(data, NULL, NULL);
}
static void remove_user_radios(u32 portid)