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cfg80211: remove some locked wrappers from mlme API

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By making all the API functions require wdev locking we
can clean up the API a bit, getting rid of the locking
version of each function. This also decreases the size
of cfg80211 by a small amount.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2013-05-15 17:44:01 +02:00
parent 38fd2143fa
commit 91bf9b26fc
4 changed files with 70 additions and 149 deletions
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34
net/wireless/nl80211.c
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@@ -5904,10 +5904,13 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
if (local_state_change)
return 0;
return cfg80211_mlme_auth(rdev, dev, chan, auth_type, bssid,
ssid, ssid_len, ie, ie_len,
key.p.key, key.p.key_len, key.idx,
sae_data, sae_data_len);
wdev_lock(dev->ieee80211_ptr);
err = cfg80211_mlme_auth(rdev, dev, chan, auth_type, bssid,
ssid, ssid_len, ie, ie_len,
key.p.key, key.p.key_len, key.idx,
sae_data, sae_data_len);
wdev_unlock(dev->ieee80211_ptr);
return err;
}
static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
@@ -6074,9 +6077,12 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
}
err = nl80211_crypto_settings(rdev, info, &req.crypto, 1);
if (!err)
if (!err) {
wdev_lock(dev->ieee80211_ptr);
err = cfg80211_mlme_assoc(rdev, dev, chan, bssid,
ssid, ssid_len, &req);
wdev_unlock(dev->ieee80211_ptr);
}
return err;
}
@@ -6086,7 +6092,7 @@ static int nl80211_deauthenticate(struct sk_buff *skb, struct genl_info *info)
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
const u8 *ie = NULL, *bssid;
int ie_len = 0;
int ie_len = 0, err;
u16 reason_code;
bool local_state_change;
@@ -6121,8 +6127,11 @@ static int nl80211_deauthenticate(struct sk_buff *skb, struct genl_info *info)
local_state_change = !!info->attrs[NL80211_ATTR_LOCAL_STATE_CHANGE];
return cfg80211_mlme_deauth(rdev, dev, bssid, ie, ie_len, reason_code,
local_state_change);
wdev_lock(dev->ieee80211_ptr);
err = cfg80211_mlme_deauth(rdev, dev, bssid, ie, ie_len, reason_code,
local_state_change);
wdev_unlock(dev->ieee80211_ptr);
return err;
}
static int nl80211_disassociate(struct sk_buff *skb, struct genl_info *info)
@@ -6130,7 +6139,7 @@ static int nl80211_disassociate(struct sk_buff *skb, struct genl_info *info)
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
const u8 *ie = NULL, *bssid;
int ie_len = 0;
int ie_len = 0, err;
u16 reason_code;
bool local_state_change;
@@ -6165,8 +6174,11 @@ static int nl80211_disassociate(struct sk_buff *skb, struct genl_info *info)
local_state_change = !!info->attrs[NL80211_ATTR_LOCAL_STATE_CHANGE];
return cfg80211_mlme_disassoc(rdev, dev, bssid, ie, ie_len, reason_code,
local_state_change);
wdev_lock(dev->ieee80211_ptr);
err = cfg80211_mlme_disassoc(rdev, dev, bssid, ie, ie_len, reason_code,
local_state_change);
wdev_unlock(dev->ieee80211_ptr);
return err;
}
static bool