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Commit 878d9ec7 authored by Johannes Berg's avatar Johannes Berg
Browse files

nl80211: change __cfg80211_rdev_from_info 



Change the function to __cfg80211_rdev_from_attrs
to take attributes instead of the info struct to
make it usable from dump callbacks for testmode.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 4f7eff10

net/wireless/nl80211.c

+10 −9
Original line number Diff line number Diff line
@@ -71,23 +71,23 @@ static int get_rdev_dev_by_ifindex(struct net *netns, struct nlattr **attrs, 
}



static struct cfg80211_registered_device *

__cfg80211_rdev_from_info(struct net *netns, struct genl_info *info)

__cfg80211_rdev_from_attrs(struct net *netns, struct nlattr **attrs)

{

	struct cfg80211_registered_device *rdev = NULL, *tmp;

	struct net_device *netdev;



	assert_cfg80211_lock();



	if (!info->attrs[NL80211_ATTR_WIPHY] &&

	    !info->attrs[NL80211_ATTR_IFINDEX])

	if (!attrs[NL80211_ATTR_WIPHY] &&

	    !attrs[NL80211_ATTR_IFINDEX])

		return ERR_PTR(-EINVAL);



	if (info->attrs[NL80211_ATTR_WIPHY])

	if (attrs[NL80211_ATTR_WIPHY])

		rdev = cfg80211_rdev_by_wiphy_idx(

				nla_get_u32(info->attrs[NL80211_ATTR_WIPHY]));

				nla_get_u32(attrs[NL80211_ATTR_WIPHY]));



	if (info->attrs[NL80211_ATTR_IFINDEX]) {

		int ifindex = nla_get_u32(info->attrs[NL80211_ATTR_IFINDEX]);

	if (attrs[NL80211_ATTR_IFINDEX]) {

		int ifindex = nla_get_u32(attrs[NL80211_ATTR_IFINDEX]);

		netdev = dev_get_by_index(netns, ifindex);

		if (netdev) {

			if (netdev->ieee80211_ptr)
@@ -145,7 +145,7 @@ cfg80211_get_dev_from_info(struct net *netns, struct genl_info *info) 
	struct cfg80211_registered_device *rdev;



	mutex_lock(&cfg80211_mutex);

	rdev = __cfg80211_rdev_from_info(netns, info);

	rdev = __cfg80211_rdev_from_attrs(netns, info->attrs);



	/* if it is not an error we grab the lock on

	 * it to assure it won't be going away while
@@ -1422,7 +1422,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) 
	}



	if (!netdev) {

		rdev = __cfg80211_rdev_from_info(genl_info_net(info), info);

		rdev = __cfg80211_rdev_from_attrs(genl_info_net(info),

						  info->attrs);

		if (IS_ERR(rdev)) {

			mutex_unlock(&cfg80211_mutex);

			return PTR_ERR(rdev);