Commit c8157976 authored by Johannes Berg's avatar Johannes Berg

cfg80211: check wdev->netdev in connection work

If a P2P-Device is present and another virtual interface triggers
the connection work, the system crash because it tries to check
if the P2P-Device's netdev (which doesn't exist) is up. Skip any
wdevs that have no netdev to fix this.

Cc: stable@vger.kernel.org
Reported-by: default avatarYanBo <dreamfly281@gmail.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 6211dd12
...@@ -231,6 +231,9 @@ void cfg80211_conn_work(struct work_struct *work) ...@@ -231,6 +231,9 @@ void cfg80211_conn_work(struct work_struct *work)
mutex_lock(&rdev->sched_scan_mtx); mutex_lock(&rdev->sched_scan_mtx);
list_for_each_entry(wdev, &rdev->wdev_list, list) { list_for_each_entry(wdev, &rdev->wdev_list, list) {
if (!wdev->netdev)
continue;
wdev_lock(wdev); wdev_lock(wdev);
if (!netif_running(wdev->netdev)) { if (!netif_running(wdev->netdev)) {
wdev_unlock(wdev); wdev_unlock(wdev);
......
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