This is a note to let you know that I've just added the patch titled
wifi: mac80211: don't recreate driver link debugfs in reconfig
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
wifi-mac80211-don-t-recreate-driver-link-debugfs-in-.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit d304d467aeb7c98bab329ebf348f1d71d91e8f61
Author: Johannes Berg <johannes.berg@xxxxxxxxx>
Date: Thu Sep 28 17:35:24 2023 +0300
wifi: mac80211: don't recreate driver link debugfs in reconfig
[ Upstream commit 822cab1987a0e028e38b60aecd98af0289b46e7b ]
We can delete any that we want to remove, but we can't
recreate the links as they already exist.
Fixes: 170cd6a66d9a ("wifi: mac80211: add netdev per-link debugfs data and driver hook")
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Gregory Greenman <gregory.greenman@xxxxxxxxx>
Link: https://lore.kernel.org/r/20230928172905.3d0214838421.I512a0ff86f631ff42bf25ea0cb2e8e8616794a94@changeid
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c
index 30cd0c905a24f..aa37a1410f377 100644
--- a/net/mac80211/driver-ops.c
+++ b/net/mac80211/driver-ops.c
@@ -510,10 +510,13 @@ int drv_change_vif_links(struct ieee80211_local *local,
if (ret)
return ret;
- for_each_set_bit(link_id, &links_to_add, IEEE80211_MLD_MAX_NUM_LINKS) {
- link = rcu_access_pointer(sdata->link[link_id]);
+ if (!local->in_reconfig) {
+ for_each_set_bit(link_id, &links_to_add,
+ IEEE80211_MLD_MAX_NUM_LINKS) {
+ link = rcu_access_pointer(sdata->link[link_id]);
- ieee80211_link_debugfs_drv_add(link);
+ ieee80211_link_debugfs_drv_add(link);
+ }
}
return 0;
