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iwlwifi: mvm: correct rate_idx bounds-check

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The upper bound IWL_RATE_COUNT_LEGACY should be used
with a >= check, rejecting the value itself; fix that.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Johannes Berg 2016-09-14 10:20:10 +02:00 committed by Luca Coelho
parent 75cfe338b8
commit 7f66ea0364
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/intel/iwlwifi/mvm/tx.c
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@ -346,7 +346,7 @@ void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd,
rate_idx = info->control.rates[0].idx;
/* if the rate isn't a well known legacy rate, take the lowest one */
if (rate_idx < 0 || rate_idx > IWL_RATE_COUNT_LEGACY)
if (rate_idx < 0 || rate_idx >= IWL_RATE_COUNT_LEGACY)
rate_idx = rate_lowest_index(
&mvm->nvm_data->bands[info->band], sta);