4 files changed, 18 insertions, 16 deletions

diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
index 2d33d7d..ba7ef2f 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
@@ -27,6 +27,7 @@
  *
  *****************************************************************************/
 
+#include <linux/export.h>
 #include "dm_common.h"
 #include "phy_common.h"
 #include "../pci.h"
@@ -474,7 +475,7 @@ static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
 {
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 
-	if (mac->act_scanning == true)
+	if (mac->act_scanning)
 		return;
 
 	if (mac->link_state >= MAC80211_LINKED)
@@ -674,7 +675,7 @@ static void rtl92c_dm_txpower_tracking_callback_thermalmeter(struct ieee80211_hw
 	u8 ofdm_index[2], cck_index = 0, ofdm_index_old[2], cck_index_old = 0;
 	int i;
 	bool is2t = IS_92C_SERIAL(rtlhal->version);
-	u8 txpwr_level[2] = {0, 0};
+	s8 txpwr_level[2] = {0, 0};
 	u8 ofdm_min_index = 6, rf;
 
 	rtlpriv->dm.txpower_trackinginit = true;
@@ -1227,11 +1228,14 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
 			if (rtlhal->interface == INTF_PCI) {
 				rcu_read_lock();
 				sta = ieee80211_find_sta(mac->vif, mac->bssid);
+				if (!sta)
+					goto out_unlock;
 			}
 			rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
 					p_ra->ratr_state);
 
 			p_ra->pre_ratr_state = p_ra->ratr_state;
+		out_unlock:
 			if (rtlhal->interface == INTF_PCI)
 				rcu_read_unlock();
 		}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
index 50303e1..13fc0f9 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
@@ -27,7 +27,10 @@
  *
  *****************************************************************************/
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/firmware.h>
+#include <linux/export.h>
 #include "../wifi.h"
 #include "../pci.h"
 #include "../base.h"
@@ -224,8 +227,7 @@ int rtl92c_download_fw(struct ieee80211_hw *hw)
 	u32 fwsize;
 	enum version_8192c version = rtlhal->version;
 
-	printk(KERN_INFO "rtl8192c: Loading firmware file %s\n",
-	       rtlpriv->cfg->fw_name);
+	pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name);
 	if (!rtlhal->pfirmware)
 		return 1;
 
@@ -546,7 +548,6 @@ 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 +560,6 @@ 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);
 
@@ -752,6 +752,8 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished)
 
 
 	skb = dev_alloc_skb(totalpacketlen);
+	if (!skb)
+		return;
 	memcpy((u8 *) skb_put(skb, totalpacketlen),
 	       &reserved_page_packet, totalpacketlen);
 
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/main.c b/drivers/net/wireless/rtlwifi/rtl8192c/main.c
index 2f624fc..605ff19 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/main.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/main.c
@@ -27,6 +27,7 @@
  *
  *****************************************************************************/
 
+#include <linux/module.h>
 #include "../wifi.h"
 
 
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
index d2cc815..f20678a 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/phy_common.c
@@ -27,6 +27,7 @@
  *
  *****************************************************************************/
 
+#include <linux/export.h>
 #include "../wifi.h"
 #include "../rtl8192ce/reg.h"
 #include "../rtl8192ce/def.h"
@@ -1253,10 +1254,9 @@ 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 +1762,7 @@ 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 +1840,17 @@ 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;
@@ -1973,7 +1968,7 @@ void rtl92c_phy_set_io(struct ieee80211_hw *hw)
 		break;
 	case IO_CMD_PAUSE_DM_BY_SCAN:
 		rtlphy->initgain_backup.xaagccore1 = dm_digtable.cur_igvalue;
-		dm_digtable.cur_igvalue = 0x17;
+		dm_digtable.cur_igvalue = 0x37;
 		rtl92c_dm_write_dig(hw);
 		break;
 	default: