Prevent a read of powInfo[-1] in the first iteration.
Signed-off-by: Roel Kluin <[email protected]> --- diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c index ce0e86c..e67db2c 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.c +++ b/drivers/net/wireless/ath/ath9k/eeprom.c @@ -150,10 +150,10 @@ static void ath9k_hw_get_legacy_target_powers(struct ath_hw *ah, IS_CHAN_2GHZ(chan))) { matchIndex = i; break; - } else if ((freq < ath9k_hw_fbin2freq(powInfo[i].bChannel, - IS_CHAN_2GHZ(chan))) && - (freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel, - IS_CHAN_2GHZ(chan)))) { + } else if (freq < ath9k_hw_fbin2freq(powInfo[i].bChannel, + IS_CHAN_2GHZ(chan)) && i > 0 && + freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel, + IS_CHAN_2GHZ(chan))) { lowIndex = i - 1; break; } @@ -268,10 +268,10 @@ static void ath9k_hw_get_target_powers(struct ath_hw *ah, matchIndex = i; break; } else - if ((freq < ath9k_hw_fbin2freq(powInfo[i].bChannel, - IS_CHAN_2GHZ(chan))) && - (freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel, - IS_CHAN_2GHZ(chan)))) { + if (freq < ath9k_hw_fbin2freq(powInfo[i].bChannel, + IS_CHAN_2GHZ(chan)) && i > 0 && + freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel, + IS_CHAN_2GHZ(chan))) { lowIndex = i - 1; break; } _______________________________________________ ath9k-devel mailing list [email protected] https://lists.ath9k.org/mailman/listinfo/ath9k-devel
