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iwlwifi: dbg: check trigger data before access

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Without trigger data set, no point in any collection.
so check that we have the info for collecting the data.

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.20220304131517.5fb34fb1f0eb.I4d7f2a4d162e80474540c5caf1194ed7d32977bc@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Mordechay Goodstein 2022-03-04 13:21:27 +02:00 committed by Luca Coelho
parent f0c163382c
commit 97374513bb
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/intel/iwlwifi/fw/dbg.c
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@ -2905,6 +2905,11 @@ static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx)
if (!test_bit(wk_idx, &fwrt->dump.active_wks))
return;
if (!dump_data->trig) {
IWL_ERR(fwrt, "dump trigger data is not set\n");
goto out;
}
if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) {
IWL_ERR(fwrt, "Device is not enabled - cannot dump error\n");
goto out;