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| author | Thomas Pedersen <thomas@adapt-ip.com> | 2020-09-21 19:28:04 -0700 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2020-09-28 13:53:05 +0200 |
| commit | d2b7588a47de8322891de38ec14d15105d66cb1e (patch) | |
| tree | 3e3da5ad42fb35d231f17bd9c6f2401bcb032138 /net/wireless | |
| parent | 75b1593533f13a2b77306a1edb971be2d8705dd7 (diff) | |
| download | linux-d2b7588a47de8322891de38ec14d15105d66cb1e.tar.bz2 | |
nl80211: support S1G capability overrides in assoc
NL80211_ATTR_S1G_CAPABILITY can be passed along with
NL80211_ATTR_S1G_CAPABILITY_MASK to NL80211_CMD_ASSOCIATE
to indicate S1G capabilities which should override the
hardware capabilities in eg. the association request.
Signed-off-by: Thomas Pedersen <thomas@adapt-ip.com>
Link: https://lore.kernel.org/r/20200922022818.15855-4-thomas@adapt-ip.com
[johannes: always require both attributes together, commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/nl80211.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index d98db166d5e6..d31451db5407 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -704,6 +704,10 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { NLA_POLICY_NESTED(nl80211_fils_discovery_policy), [NL80211_ATTR_UNSOL_BCAST_PROBE_RESP] = NLA_POLICY_NESTED(nl80211_unsol_bcast_probe_resp_policy), + [NL80211_ATTR_S1G_CAPABILITY] = + NLA_POLICY_EXACT_LEN(IEEE80211_S1G_CAPABILITY_LEN), + [NL80211_ATTR_S1G_CAPABILITY_MASK] = + NLA_POLICY_EXACT_LEN(IEEE80211_S1G_CAPABILITY_LEN), }; /* policy for the key attributes */ @@ -9792,6 +9796,22 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) nla_data(info->attrs[NL80211_ATTR_FILS_NONCES]); } + if (info->attrs[NL80211_ATTR_S1G_CAPABILITY_MASK]) { + if (!info->attrs[NL80211_ATTR_S1G_CAPABILITY]) + return -EINVAL; + memcpy(&req.s1g_capa_mask, + nla_data(info->attrs[NL80211_ATTR_S1G_CAPABILITY_MASK]), + sizeof(req.s1g_capa_mask)); + } + + if (info->attrs[NL80211_ATTR_S1G_CAPABILITY]) { + if (!info->attrs[NL80211_ATTR_S1G_CAPABILITY_MASK]) + return -EINVAL; + memcpy(&req.s1g_capa, + nla_data(info->attrs[NL80211_ATTR_S1G_CAPABILITY]), + sizeof(req.s1g_capa)); + } + err = nl80211_crypto_settings(rdev, info, &req.crypto, 1); if (!err) { wdev_lock(dev->ieee80211_ptr); |