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Message-Id: <20250505223922.2682012-152-sashal@kernel.org>
Date: Mon, 5 May 2025 18:33:48 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
stable@...r.kernel.org
Cc: Johannes Berg <johannes.berg@...el.com>,
Ilan Peer <ilan.peer@...el.com>,
Miri Korenblit <miriam.rachel.korenblit@...el.com>,
Sasha Levin <sashal@...nel.org>,
johannes@...solutions.net,
linux-wireless@...r.kernel.org
Subject: [PATCH AUTOSEL 6.12 152/486] wifi: mac80211: fix warning on disconnect during failed ML reconf
From: Johannes Berg <johannes.berg@...el.com>
[ Upstream commit 0e104aa3676d020f6c442cd7fbaeb72adaaab6fc ]
If multi-link reconfiguration fails, we can disconnect with a local link
already allocated but the BSS entry not assigned yet, which leads to a
warning in cfg80211. Add a check to avoid the warning.
Signed-off-by: Johannes Berg <johannes.berg@...el.com>
Reviewed-by: Ilan Peer <ilan.peer@...el.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@...el.com>
Link: https://patch.msgid.link/20250308225541.699bd9cbabe5.I599d5ff69092a65e916e2acd25137ae9df8debe8@changeid
Signed-off-by: Johannes Berg <johannes.berg@...el.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
net/mac80211/mlme.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index ad0d040569dcd..f000026ab714a 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -4033,7 +4033,7 @@ static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
struct ieee80211_link_data *link;
link = sdata_dereference(sdata->link[link_id], sdata);
- if (!link)
+ if (!link || !link->conf->bss)
continue;
cfg80211_unlink_bss(local->hw.wiphy, link->conf->bss);
link->conf->bss = NULL;
--
2.39.5
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