diff options
| author | Jouni Malinen <jouni@codeaurora.org> | 2020-12-14 19:21:15 +0200 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2021-08-26 08:36:11 -0400 |
| commit | add283e2517a90468ce223465e0f4360128bb650 (patch) | |
| tree | 7c4c057c6a37c096aaf06893858edc0bc67b6563 /drivers/net/wireless/ath/ath9k | |
| parent | 0c049ce432b37a51a0da005314ac32e5d9324ccf (diff) | |
ath9k: Clear key cache explicitly on disabling hardware
commit 73488cb2fa3bb1ef9f6cf0d757f76958bd4deaca upstream.
Now that ath/key.c may not be explicitly clearing keys from the key
cache, clear all key cache entries when disabling hardware to make sure
no keys are left behind beyond this point.
Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20201214172118.18100-3-jouni@codeaurora.org
Cc: Pali Rohár <pali@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index d14e01da3c31..eae7b7e58429 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -896,6 +896,11 @@ static void ath9k_stop(struct ieee80211_hw *hw) spin_unlock_bh(&sc->sc_pcu_lock); + /* Clear key cache entries explicitly to get rid of any potentially + * remaining keys. + */ + ath9k_cmn_init_crypto(sc->sc_ah); + ath9k_ps_restore(sc); sc->ps_idle = prev_idle; |