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authorJohannes Berg <johannes@sipsolutions.net>2008-09-16 14:55:09 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-09-24 16:18:00 -0400
commit60719ffd721f6764b7d07ca188c0d944a4330b69 (patch)
treea224d5a7538e070430aac3a8a8f9abb4b0cd9152 /net/wireless
parent133b822638ff01eb1e32e1917b197c40ed095ddd (diff)
cfg80211: show interface type
This patch makes cfg80211 show the interface in the nl80211 information about a specific interface. API users are required to keep the type updated (everything else is fairly complicated) but you will get a warning if you fail to keep it updated. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/core.c2
-rw-r--r--net/wireless/nl80211.c6
2 files changed, 7 insertions, 1 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 88cb7339486..d6940085d59 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -384,6 +384,8 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
rdev = wiphy_to_dev(dev->ieee80211_ptr->wiphy);
+ WARN_ON(dev->ieee80211_ptr->iftype == NL80211_IFTYPE_UNSPECIFIED);
+
switch (state) {
case NETDEV_REGISTER:
mutex_lock(&rdev->devlist_mtx);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 1221d726ed5..44771a690d5 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -299,7 +299,7 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 pid, u32 seq, int flags,
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
NLA_PUT_STRING(msg, NL80211_ATTR_IFNAME, dev->name);
- /* TODO: interface type */
+ NLA_PUT_U32(msg, NL80211_ATTR_IFTYPE, dev->ieee80211_ptr->iftype);
return genlmsg_end(msg, hdr);
nla_put_failure:
@@ -453,6 +453,10 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
&flags);
err = drv->ops->change_virtual_intf(&drv->wiphy, ifindex,
type, err ? NULL : &flags, &params);
+
+ dev = __dev_get_by_index(&init_net, ifindex);
+ WARN_ON(!dev || (!err && dev->ieee80211_ptr->iftype != type));
+
rtnl_unlock();
unlock: