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wifi: mac80211: fix link warning in RX agg timer expiry

Message ID 20220902144826.8ef6beda92f6.I3d9a23c49e1df3bd0c91ef0e1c1805dd09937db8@changeid (mailing list archive)
State Superseded
Delegated to: Johannes Berg
Headers show
Series wifi: mac80211: fix link warning in RX agg timer expiry | expand

Commit Message

Johannes Berg Sept. 2, 2022, 12:48 p.m. UTC 
From: Mukesh Sisodiya <mukesh.sisodiya@intel.com>

The rx data link pointer isn't set from the RX aggregation timer,
resulting in a later warning. Fix that by setting it to the first
valid link for now, with a FIXME to worry about statistics later,
it's not very important since it's just the timeout case.

Fixes: 56057da4569b ("wifi: mac80211: rx: track link in RX data")
Signed-off-by: Mukesh Sisodiya <mukesh.sisodiya@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---
 net/mac80211/rx.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index cc139fe5fb78..511c809e2c6b 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -4084,6 +4084,7 @@  void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
 		.link_id = -1,
 	};
 	struct tid_ampdu_rx *tid_agg_rx;
+	u8 link_id;
 
 	tid_agg_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]);
 	if (!tid_agg_rx)
@@ -4103,6 +4104,9 @@  void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
 		};
 		drv_event_callback(rx.local, rx.sdata, &event);
 	}
+	/* FIXME: statistics won't be right with this */
+	link_id = sta->sta.valid_links ? ffs(sta->sta.valid_links) - 1 : 0;
+	rx.link = rcu_dereference(sta->sdata->link[link_id]);
 
 	ieee80211_rx_handlers(&rx, &frames);
 }