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wifi: mac80211: Fix ack frame idr leak when mesh has no route

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When trying to transmit an data frame with tx_status to a destination
that have no route in the mesh, then it is dropped without recrediting
the ack_status_frames idr.

Once it is exhausted, wpa_supplicant starts failing to do SAE with
NL80211_CMD_FRAME and logs "nl80211: Frame command failed".

Use ieee80211_free_txskb() instead of kfree_skb() to fix it.

Signed-off-by: Nicolas Cavallari <nicolas.cavallari@green-communications.fr>
Link: https://lore.kernel.org/r/20221027140133.1504-1-nicolas.cavallari@green-communications.fr
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Nicolas Cavallari 2022-10-27 16:01:33 +02:00 committed by Johannes Berg
parent 7808541869
commit 39e7b5de98
1 changed files with 1 additions and 1 deletions
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2
net/mac80211/mesh_pathtbl.c
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@ -710,7 +710,7 @@ int mesh_path_send_to_gates(struct mesh_path *mpath)
void mesh_path_discard_frame(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
kfree_skb(skb);
ieee80211_free_txskb(&sdata->local->hw, skb);
sdata->u.mesh.mshstats.dropped_frames_no_route++;
}