From: Mordechay Goodstein <mordechay.goodstein@intel.com>
Date: Wed, 9 Dec 2020 21:16:12 +0000 (+0200)
Subject: iwlwifi: mvm: Init error table memory to zero
X-Git-Tag: howlett/maple_spf/20210104~359^2~32^2~13^2~39
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=486e93ef3e1c3a4636ee5f2013434b201a52414b;p=users%2Fjedix%2Flinux-maple.git

iwlwifi: mvm: Init error table memory to zero

If case we have an error reading FW memory we get garbage (stack old
data) in the report, so just initialize the table to zero.

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20201209231352.742786ffddba.Id7a17985f5bf6a03d3850f445ccdc611f97776ce@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
index 3123036978a5..60d972a63577 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
@@ -422,7 +422,7 @@ struct iwl_umac_error_event_table {
 static void iwl_mvm_dump_umac_error_log(struct iwl_mvm *mvm)
 {
 	struct iwl_trans *trans = mvm->trans;
-	struct iwl_umac_error_event_table table;
+	struct iwl_umac_error_event_table table = {};
 	u32 base = mvm->trans->dbg.umac_error_event_table;
 
 	if (!base &&
@@ -461,7 +461,7 @@ static void iwl_mvm_dump_umac_error_log(struct iwl_mvm *mvm)
 static void iwl_mvm_dump_lmac_error_log(struct iwl_mvm *mvm, u8 lmac_num)
 {
 	struct iwl_trans *trans = mvm->trans;
-	struct iwl_error_event_table table;
+	struct iwl_error_event_table table = {};
 	u32 val, base = mvm->trans->dbg.lmac_error_event_table[lmac_num];
 
 	if (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) {