Commit ba22fb5b authored by Johannes Berg's avatar Johannes Berg

nl80211: don't assume wdev->netdev exists

There are a few places that iterate the wdev
list and assume wdev->netdev exists, check
there. The rfkill one has to be extended for
each non-netdev type later.
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 72fb2abc
......@@ -177,6 +177,8 @@ int cfg80211_switch_netns(struct cfg80211_registered_device *rdev,
return -EOPNOTSUPP;
list_for_each_entry(wdev, &rdev->wdev_list, list) {
if (!wdev->netdev)
continue;
wdev->netdev->features &= ~NETIF_F_NETNS_LOCAL;
err = dev_change_net_namespace(wdev->netdev, net, "wlan%d");
if (err)
......@@ -190,6 +192,8 @@ int cfg80211_switch_netns(struct cfg80211_registered_device *rdev,
list_for_each_entry_continue_reverse(wdev, &rdev->wdev_list,
list) {
if (!wdev->netdev)
continue;
wdev->netdev->features &= ~NETIF_F_NETNS_LOCAL;
err = dev_change_net_namespace(wdev->netdev, net,
"wlan%d");
......@@ -227,6 +231,7 @@ static int cfg80211_rfkill_set_block(void *data, bool blocked)
mutex_lock(&rdev->devlist_mtx);
list_for_each_entry(wdev, &rdev->wdev_list, list)
if (wdev->netdev)
dev_close(wdev->netdev);
mutex_unlock(&rdev->devlist_mtx);
......
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