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wifi: mt76: ignore key disable commands

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This helps avoid cleartext leakage of already queued or powersave buffered
packets, when a reassoc triggers the key deletion.

Cc: [email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2023-03-30 11:07:40 +02:00
parent 56f0cd4d5e
commit efa44cb57f
8 changed files with 62 additions and 96 deletions
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mt7603/main.c
+5 -5
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@@ -512,15 +512,15 @@ mt7603_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
return -EOPNOTSUPP;
if (cmd == SET_KEY) {
key->hw_key_idx = wcid->idx;
wcid->hw_key_idx = idx;
} else {
if (cmd != SET_KEY) {
if (idx == wcid->hw_key_idx)
wcid->hw_key_idx = -1;
key = NULL;
return 0;
}
key->hw_key_idx = wcid->idx;
wcid->hw_key_idx = idx;
mt76_wcid_key_setup(&dev->mt76, wcid, key);
return mt7603_wtbl_set_key(dev, wcid->idx, key);