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Diffstat (limited to 'net')
-rw-r--r--net/mac80211/main.c14
-rw-r--r--net/wireless/nl80211.c14
2 files changed, 27 insertions, 1 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 679b3a14f11..c1145be72da 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -823,6 +823,15 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
struct ieee80211_master_priv *mpriv;
int channels, i, j, max_bitrates;
bool supp_ht;
+ static const u32 cipher_suites[] = {
+ WLAN_CIPHER_SUITE_WEP40,
+ WLAN_CIPHER_SUITE_WEP104,
+ WLAN_CIPHER_SUITE_TKIP,
+ WLAN_CIPHER_SUITE_CCMP,
+
+ /* keep last -- depends on hw flags! */
+ WLAN_CIPHER_SUITE_AES_CMAC
+ };
/*
* generic code guarantees at least one band,
@@ -894,6 +903,11 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
if (local->hw.wiphy->max_scan_ie_len)
local->hw.wiphy->max_scan_ie_len -= local->scan_ies_len;
+ local->hw.wiphy->cipher_suites = cipher_suites;
+ local->hw.wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
+ if (!(local->hw.flags & IEEE80211_HW_MFP_CAPABLE))
+ local->hw.wiphy->n_cipher_suites--;
+
result = wiphy_register(local->hw.wiphy);
if (result < 0)
goto fail_wiphy_register;
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 85b5aa3c76f..d33cab0e0fb 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -208,6 +208,10 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCAN_IE_LEN,
dev->wiphy.max_scan_ie_len);
+ NLA_PUT(msg, NL80211_ATTR_CIPHER_SUITES,
+ sizeof(u32) * dev->wiphy.n_cipher_suites,
+ dev->wiphy.cipher_suites);
+
nl_modes = nla_nest_start(msg, NL80211_ATTR_SUPPORTED_IFTYPES);
if (!nl_modes)
goto nla_put_failure;
@@ -979,7 +983,7 @@ static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info)
static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *drv;
- int err;
+ int err, i;
struct net_device *dev;
struct key_params params;
u8 key_idx = 0;
@@ -1048,6 +1052,14 @@ static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info)
if (err)
goto unlock_rtnl;
+ for (i = 0; i < drv->wiphy.n_cipher_suites; i++)
+ if (params.cipher == drv->wiphy.cipher_suites[i])
+ break;
+ if (i == drv->wiphy.n_cipher_suites) {
+ err = -EINVAL;
+ goto out;
+ }
+
if (!drv->ops->add_key) {
err = -EOPNOTSUPP;
goto out;