iwlagn: remove rev_id

The rev_id variable is only printed, we
don't need to store it.

Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Wey-Yi Guy <[email protected]>
Signed-off-by: John W. Linville <[email protected]>

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index c3306bae0f1ef2045ef9a41cdd8e55a741a0106b..08bad17ca0ed8e7c85145505614f2a9ec0b4ec20 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3687,8 +3687,10 @@ struct ieee80211_ops iwlagn_hw_ops = {
 
 static u32 iwl_hw_detect(struct iwl_priv *priv)
 {
-       priv->rev_id = priv->pci_dev->revision;
-       IWL_DEBUG_INFO(priv, "HW Revision ID = 0x%X\n", priv->rev_id);
+       u8 rev_id;
+
+       pci_read_config_byte(priv->pci_dev, PCI_REVISION_ID, &rev_id);
+       IWL_DEBUG_INFO(priv, "HW Revision ID = 0x%X\n", rev_id);
        return _iwl_read32(priv, CSR_HW_REV);
 }
 

diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 1779d603e3e6e81d43c195e880ce9f7f5e4f4935..54b20d8ac93f5a9defca15074d0e5e802cf4f301 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1253,7 +1253,6 @@ struct iwl_priv {
 
        /* pci hardware address support */
        void __iomem *hw_base;
-       u8   rev_id;
 
        /* microcode/device supports multiple contexts */
        u8 valid_contexts;