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iwlagn: Sanity check for 11n capability 

Make sure when we say 11n enable, we really support it.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Wey-Yi Guy 2011-06-06 16:28:54 -07:00
parent 1f8bf0396a
commit 4f0642a666
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c
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@ -113,6 +113,11 @@ int iwl_eeprom_check_sku(struct iwl_priv *priv)
if (!priv->cfg->sku) { if (!priv->cfg->sku) {
/* not using sku overwrite */ /* not using sku overwrite */
priv->cfg->sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP); priv->cfg->sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP);
if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE &&
!priv->cfg->ht_params) {
IWL_ERR(priv, "Invalid 11n configuration\n");
return -EINVAL;
}
} }
if (!priv->cfg->sku) { if (!priv->cfg->sku) {
IWL_ERR(priv, "Invalid device sku\n"); IWL_ERR(priv, "Invalid device sku\n");