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authorDenis Kenzior <denkenz@gmail.com>2018-03-26 12:52:43 -0500
committerJohannes Berg <johannes.berg@intel.com>2018-03-29 13:45:04 +0200
commit64bf3d4bc2b0725b3c5ffadd982a9746bfc738b7 (patch)
tree2e673641d4a1f00b79f82cf506fd24dc1f5b24a2 /net
parent2576a9ace47eba28a682d249d1d6402f891808c9 (diff)
nl80211: Add CONTROL_PORT_OVER_NL80211 attribute
Signed-off-by: Denis Kenzior <denkenz@gmail.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
-rw-r--r--net/wireless/nl80211.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 6eb286784924..d3b14d9d002a 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -287,6 +287,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_CONTROL_PORT] = { .type = NLA_FLAG },
[NL80211_ATTR_CONTROL_PORT_ETHERTYPE] = { .type = NLA_U16 },
[NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT] = { .type = NLA_FLAG },
+ [NL80211_ATTR_CONTROL_PORT_OVER_NL80211] = { .type = NLA_FLAG },
[NL80211_ATTR_PRIVACY] = { .type = NLA_FLAG },
[NL80211_ATTR_CIPHER_SUITE_GROUP] = { .type = NLA_U32 },
[NL80211_ATTR_WPA_VERSIONS] = { .type = NLA_U32 },
@@ -8211,6 +8212,22 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
return err;
}
+static int validate_pae_over_nl80211(struct cfg80211_registered_device *rdev,
+ struct genl_info *info)
+{
+ if (!info->attrs[NL80211_ATTR_SOCKET_OWNER]) {
+ GENL_SET_ERR_MSG(info, "SOCKET_OWNER not set");
+ return -EINVAL;
+ }
+
+ if (!rdev->ops->tx_control_port ||
+ !wiphy_ext_feature_isset(&rdev->wiphy,
+ NL80211_EXT_FEATURE_CONTROL_PORT_OVER_NL80211))
+ return -EOPNOTSUPP;
+
+ return 0;
+}
+
static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
struct genl_info *info,
struct cfg80211_crypto_settings *settings,
@@ -8234,6 +8251,15 @@ static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
} else
settings->control_port_ethertype = cpu_to_be16(ETH_P_PAE);
+ if (info->attrs[NL80211_ATTR_CONTROL_PORT_OVER_NL80211]) {
+ int r = validate_pae_over_nl80211(rdev, info);
+
+ if (r < 0)
+ return r;
+
+ settings->control_port_over_nl80211 = true;
+ }
+
if (info->attrs[NL80211_ATTR_CIPHER_SUITES_PAIRWISE]) {
void *data;
int len, i;