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iwlwifi: mvm: silently drop encrypted frames for unknown station 

When a station is removed, the driver-mac80211 station mapping is removed
before the station is actually deleted from the FW. As a result, it is
reasonable that the FW will continue to pass frames although the driver
doesn't have a station for them anymore. Thus change the message
severity level from ERR to DEBUG_DROP.

Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210805130823.a751177743c6.I5607504dade88ba461508643f58390dd661c05ba@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Avraham Stern 2021-08-05 13:19:29 +03:00 committed by Luca Coelho
parent 79e561f0f0
commit 3df5c0ddcf
1 changed files with 2 additions and 2 deletions
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4
drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
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@ -69,8 +69,8 @@ static inline int iwl_mvm_check_pn(struct iwl_mvm *mvm, struct sk_buff *skb,
/* if we are here - this for sure is either CCMP or GCMP */
if (IS_ERR_OR_NULL(sta)) {
IWL_ERR(mvm,
"expected hw-decrypted unicast frame for station\n");
IWL_DEBUG_DROP(mvm,
"expected hw-decrypted unicast frame for station\n");
return -1;
}