Commit 65d3333e authored by Daniel Gabay's avatar Daniel Gabay Committed by Johannes Berg
Browse files

wifi: iwlwifi: mvm: log dropped packets due to MIC error 



When we drop frames due to MIC error we want to have something
printed in the logger (this won't be printed by default).

Signed-off-by: default avatarDaniel Gabay <daniel.gabay@intel.com>
Reviewed-by: default avatarGregory Greenman <gregory.greenman@intel.com>
Signed-off-by: default avatarMiri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240129211905.41b0abbf1fd2.Ib6ec6a48ec7bebe769d1e1c1df96380a758a0975@changeid


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent c289f5cd

drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c

+4 −1
Original line number Diff line number Diff line
@@ -401,8 +401,11 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_sta *sta, 
	case IWL_RX_MPDU_STATUS_SEC_GCM:

		BUILD_BUG_ON(IEEE80211_CCMP_PN_LEN != IEEE80211_GCMP_PN_LEN);

		/* alg is CCM: check MIC only */

		if (!(status & IWL_RX_MPDU_STATUS_MIC_OK))

		if (!(status & IWL_RX_MPDU_STATUS_MIC_OK)) {

			IWL_DEBUG_DROP(mvm,

				       "Dropping packet, bad MIC (CCM/GCM)\n");

			return -1;

		}



		stats->flag |= RX_FLAG_DECRYPTED | RX_FLAG_MIC_STRIPPED;

		*crypt_len = IEEE80211_CCMP_HDR_LEN;