From 822cab1987a0e028e38b60aecd98af0289b46e7b Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 28 Sep 2023 17:35:24 +0300 Subject: [PATCH] wifi: mac80211: don't recreate driver link debugfs in reconfig 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 Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20230928172905.3d0214838421.I512a0ff86f631ff42bf25ea0cb2e8e8616794a94@changeid Signed-off-by: Johannes Berg --- net/mac80211/driver-ops.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c index 169dbbca54b6..9112715a749a 100644 --- a/net/mac80211/driver-ops.c +++ b/net/mac80211/driver-ops.c @@ -526,10 +526,13 @@ 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;