From 65d3333e4d4f35853aa2991324206e1cb17b81d7 Mon Sep 17 00:00:00 2001 From: Daniel Gabay Date: Mon, 29 Jan 2024 21:22:02 +0200 Subject: [PATCH] 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: Daniel Gabay Reviewed-by: Gregory Greenman Signed-off-by: Miri Korenblit Link: https://msgid.link/20240129211905.41b0abbf1fd2.Ib6ec6a48ec7bebe769d1e1c1df96380a758a0975@changeid Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 451af501c7a1c..67062fe40152b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -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; -- 2.30.2