diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath5k/phy.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/phy.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index ab363f34b4df..a78afa98c650 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -1613,6 +1613,10 @@ ath5k_hw_update_noise_floor(struct ath5k_hw *ah) ah->ah_cal_mask |= AR5K_CALIBRATION_NF; ee_mode = ath5k_eeprom_mode_from_channel(ah->ah_current_channel); + if (WARN_ON(ee_mode < 0)) { + ah->ah_cal_mask &= ~AR5K_CALIBRATION_NF; + return; + } /* completed NF calibration, test threshold */ nf = ath5k_hw_read_measured_noise_floor(ah); |