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| author |   Denis Kenzior <denkenz@gmail.com> | 2018-03-26 12:52:43 -0500 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2018-03-29 13:45:04 +0200 |
| commit | 64bf3d4bc2b0725b3c5ffadd982a9746bfc738b7 (patch) | |
| tree | 2e673641d4a1f00b79f82cf506fd24dc1f5b24a2 /net/wireless/nl80211.c | |
| parent | nl80211: Implement TX of control port frames (diff) | |
| download | linux-dev-64bf3d4bc2b0725b3c5ffadd982a9746bfc738b7.tar.xz linux-dev-64bf3d4bc2b0725b3c5ffadd982a9746bfc738b7.zip | |
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/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 26 |
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; |