rtl8192c-common: Fix warnings from gcc 4.6.0

gcc 4.6.0 warnings for rtl8192c-common:

  CC [M]  drivers/net/wireless/rtlwifi/rtl8192c/fw_common.o
drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c: In function ‘_rtl92c_cmd_send_packet’:
drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c:549:5: warning: variable ‘own’ set but not used [-Wunused-but-set-variable]
  CC [M]  drivers/net/wireless/rtlwifi/rtl8192c/phy_common.o
drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c: In function ‘_rtl92c_phy_iq_calibrate’:
drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c:1256:6: warning: variable ‘bbvalue’ set but not used [-Wunused-but-set-variable]
drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c: In function ‘rtl92c_phy_iq_calibrate’:
drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c:1766:6: warning: variable ‘reg_ecc’ set but not used [-Wunused-but-set-variable]
drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c:1765:34: warning: variable ‘reg_eac’ set but not used [-Wunused-but-set-variable]

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 3 insertions, 11 deletions

diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
index 50303e1adff1..f9f2370e9256 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
@@ -546,7 +546,6 @@ static bool _rtl92c_cmd_send_packet(struct ieee80211_hw *hw,
         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
         struct rtl8192_tx_ring *ring;
         struct rtl_tx_desc *pdesc;
-        u8 own;
         unsigned long flags;
         struct sk_buff *pskb = NULL;
 
@@ -559,7 +558,6 @@ static bool _rtl92c_cmd_send_packet(struct ieee80211_hw *hw,
         spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags);
 
         pdesc = &ring->desc[0];
-        own = (u8) rtlpriv->cfg->ops->get_desc((u8 *) pdesc, true, HW_DESC_OWN);
 
         rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *) pdesc, 1, 1, skb);
 
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
index d2cc81586a6a..3b11642d3f7d 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
@@ -1253,10 +1253,9 @@ static void _rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw,
 
         const u32 retrycount = 2;
 
-        u32 bbvalue;
-
         if (t == 0) {
-                bbvalue = rtl_get_bbreg(hw, 0x800, MASKDWORD);
+                /* dummy read */
+                rtl_get_bbreg(hw, 0x800, MASKDWORD);
 
                 _rtl92c_phy_save_adda_registers(hw, adda_reg,
                                                 rtlphy->adda_backup, 16);
@@ -1762,8 +1761,7 @@ void rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw, bool recovery)
         long result[4][8];
         u8 i, final_candidate;
         bool patha_ok, pathb_ok;
-        long reg_e94, reg_e9c, reg_ea4, reg_eac, reg_eb4, reg_ebc, reg_ec4,
-            reg_ecc, reg_tmp = 0;
+        long reg_e94, reg_e9c, reg_ea4, reg_eb4, reg_ebc, reg_ec4, reg_tmp = 0;
         bool is12simular, is13simular, is23simular;
         bool start_conttx = false, singletone = false;
         u32 iqk_bb_reg[10] = {
@@ -1841,21 +1839,17 @@ void rtl92c_phy_iq_calibrate(struct ieee80211_hw *hw, bool recovery)
                 reg_e94 = result[i][0];
                 reg_e9c = result[i][1];
                 reg_ea4 = result[i][2];
-                reg_eac = result[i][3];
                 reg_eb4 = result[i][4];
                 reg_ebc = result[i][5];
                 reg_ec4 = result[i][6];
-                reg_ecc = result[i][7];
         }
         if (final_candidate != 0xff) {
                 rtlphy->reg_e94 = reg_e94 = result[final_candidate][0];
                 rtlphy->reg_e9c = reg_e9c = result[final_candidate][1];
                 reg_ea4 = result[final_candidate][2];
-                reg_eac = result[final_candidate][3];
                 rtlphy->reg_eb4 = reg_eb4 = result[final_candidate][4];
                 rtlphy->reg_ebc = reg_ebc = result[final_candidate][5];
                 reg_ec4 = result[final_candidate][6];
-                reg_ecc = result[final_candidate][7];
                 patha_ok = pathb_ok = true;
         } else {
                 rtlphy->reg_e94 = rtlphy->reg_eb4 = 0x100;