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authorDenis Kenzior <denkenz@gmail.com>2018-03-26 12:52:49 -0500
committerJohannes Berg <johannes.berg@intel.com>2018-03-29 14:01:27 +0200
commit1224f5831a22977f30c1842874be12c58608cee7 (patch)
tree160c0b6c33f0314a3632b4c77c7f999c69a67632
parentc3bfe1f6fc98e7185ff5ee9279ba259fe484597c (diff)
nl80211: Add control_port_over_nl80211 to mesh_setup
Signed-off-by: Denis Kenzior <denkenz@gmail.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--include/net/cfg80211.h3
-rw-r--r--net/wireless/nl80211.c9
2 files changed, 12 insertions, 0 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index ed2773f8558e..250dac390806 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1454,6 +1454,8 @@ struct mesh_config {
* @userspace_handles_dfs: whether user space controls DFS operation, i.e.
* changes the channel when a radar is detected. This is required
* to operate on DFS channels.
+ * @control_port_over_nl80211: TRUE if userspace expects to exchange control
+ * port frames over NL80211 instead of the network interface.
*
* These parameters are fixed when the mesh is created.
*/
@@ -1476,6 +1478,7 @@ struct mesh_setup {
u32 basic_rates;
struct cfg80211_bitrate_mask beacon_rate;
bool userspace_handles_dfs;
+ bool control_port_over_nl80211;
};
/**
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index f8e10408f2b3..ff28f8feeb09 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -10168,6 +10168,15 @@ static int nl80211_join_mesh(struct sk_buff *skb, struct genl_info *info)
setup.userspace_handles_dfs =
nla_get_flag(info->attrs[NL80211_ATTR_HANDLE_DFS]);
+ if (info->attrs[NL80211_ATTR_CONTROL_PORT_OVER_NL80211]) {
+ int r = validate_pae_over_nl80211(rdev, info);
+
+ if (r < 0)
+ return r;
+
+ setup.control_port_over_nl80211 = true;
+ }
+
wdev_lock(dev->ieee80211_ptr);
err = __cfg80211_join_mesh(rdev, dev, &setup, &cfg);
if (!err && info->attrs[NL80211_ATTR_SOCKET_OWNER])