diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-eeprom.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-eeprom.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index 8a0709e81a9..143728c6382 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -913,6 +913,16 @@ void iwlcore_eeprom_enhanced_txpower(struct iwl_priv *priv) enhanced_txpower = (struct iwl_eeprom_enhanced_txpwr *) iwl_eeprom_query_addr(priv, offset); + /* + * check for valid entry - + * different version of EEPROM might contain different set + * of enhanced tx power table + * always check for valid entry before process + * the information + */ + if (!enhanced_txpower->common || enhanced_txpower->reserved) + continue; + for (element = 0; element < eeprom_section_count; element++) { if (enhinfo[section].is_common) max_txpower_avg = |