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-rw-r--r--net/wireless/util.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 5618888..329b0ef 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -879,7 +879,9 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
dev->ieee80211_ptr->use_4addr = false;
dev->ieee80211_ptr->mesh_id_up_len = 0;
+ wdev_lock(dev->ieee80211_ptr);
rdev_set_qos_map(rdev, dev, NULL);
+ wdev_unlock(dev->ieee80211_ptr);
switch (otype) {
case NL80211_IFTYPE_AP: