rtlwifi: rtl8192c: rtl8192ce: rtl8192cu: rtl8192se: Remove sparse warnings

The rtlwifi family of drivers has the following sparse errors:

  CHECK   drivers/net/wireless/rtlwifi/usb.c
drivers/net/wireless/rtlwifi/usb.c:122:17: warning: cast to restricted __le32
  CHECK   drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c:1157:13: warning: context imbalance in 'rtl92c_dm_refresh_rate_adaptive_mask' - different lock contexts for basic block
  CHECK   drivers/net/wireless/rtlwifi/rtl8192ce/hw.c
drivers/net/wireless/rtlwifi/rtl8192ce/hw.c:1909:30: warning: cast to restricted __le32
  CHECK   drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
drivers/net/wireless/rtlwifi/rtl8192ce/sw.c:345:1: warning: symbol 'rtl92ce_pci_ids' was not declared. Should it be static?
  CHECK   drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
drivers/net/wireless/rtlwifi/rtl8192cu/trx.c:494:9: warning: cast from restricted __le16
  CHECK   drivers/net/wireless/rtlwifi/rtl8192se/fw.c
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:490:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:490:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:494:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:494:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:499:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:499:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:510:25: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:510:25: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:607:9: warning: cast to restricted __le16
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:607:9: warning: cast to restricted __le16
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:650:9: warning: cast to restricted __le16
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:650:9: warning: cast to restricted __le16
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:652:9: warning: cast to restricted __le16
drivers/net/wireless/rtlwifi/rtl8192se/fw.c:652:9: warning: cast to restricted __le16
  CHECK   drivers/net/wireless/rtlwifi/rtl8192se/trx.c
drivers/net/wireless/rtlwifi/rtl8192se/trx.c:758:9: warning: cast from restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/trx.c:788:17: warning: cast from restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/trx.c:804:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/trx.c:804:17: warning: cast to restricted __le32
drivers/net/wireless/rtlwifi/rtl8192se/trx.c:807:17: warning: cast from restricted __le32

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

7 files changed, 18 insertions, 23 deletions

diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
index 2fd3b4950404..1ca4e25c143b 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
@@ -1214,18 +1214,13 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
                                  "PreState = %d, CurState = %d\n",
                                  p_ra->pre_ratr_state, p_ra->ratr_state);
 
-                        /* Only the PCI card uses sta in the update rate table
-                         * callback routine */
-                        if (rtlhal->interface == INTF_PCI) {
-                                rcu_read_lock();
-                                sta = ieee80211_find_sta(mac->vif, mac->bssid);
-                        }
+                        rcu_read_lock();
+                        sta = ieee80211_find_sta(mac->vif, mac->bssid);
                         rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
                                         p_ra->ratr_state);
 
                         p_ra->pre_ratr_state = p_ra->ratr_state;
-                        if (rtlhal->interface == INTF_PCI)
-                                rcu_read_unlock();
+                        rcu_read_unlock();
                 }
         }
 }
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c
index bd0da7ef290b..cc895828c0ea 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c
@@ -1906,8 +1906,8 @@ static void rtl92ce_update_hal_rate_mask(struct ieee80211_hw *hw,
         }
         RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG,
                  "ratr_bitmap :%x\n", ratr_bitmap);
-        *(u32 *)&rate_mask = EF4BYTE((ratr_bitmap & 0x0fffffff) |
-                                     (ratr_index << 28));
+        *(u32 *)&rate_mask = (ratr_bitmap & 0x0fffffff) |
+                                     (ratr_index << 28);
         rate_mask[4] = macid | (shortgi ? 0x20 : 0x00) | 0x80;
         RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG,
                  "Rate_index:%x, ratr_val:%x, %x:%x:%x:%x:%x\n",
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
index 3aa927f8b9b9..60451eea4d82 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
@@ -342,7 +342,7 @@ static struct rtl_hal_cfg rtl92ce_hal_cfg = {
         .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15,
 };
 
-DEFINE_PCI_DEVICE_TABLE(rtl92ce_pci_ids) = {
+static DEFINE_PCI_DEVICE_TABLE(rtl92ce_pci_ids) = {
         {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8191, rtl92ce_hal_cfg)},
         {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8178, rtl92ce_hal_cfg)},
         {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8177, rtl92ce_hal_cfg)},
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
index 27863d773790..6e66f04c363f 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
@@ -491,7 +491,7 @@ static void _rtl_tx_desc_checksum(u8 *txdesc)
         SET_TX_DESC_TX_DESC_CHECKSUM(txdesc, 0);
         for (index = 0; index < 16; index++)
                 checksum = checksum ^ (*(ptr + index));
-        SET_TX_DESC_TX_DESC_CHECKSUM(txdesc, cpu_to_le16(checksum));
+        SET_TX_DESC_TX_DESC_CHECKSUM(txdesc, checksum);
 }
 
 void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw,
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c
index 28c53fb12aeb..e3cf4c02122a 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c
@@ -756,7 +756,7 @@ void rtl92se_tx_fill_desc(struct ieee80211_hw *hw,
         SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) skb->len);
 
         /* DOWRD 8 */
-        SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping));
+        SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
 
         RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
 }
@@ -786,7 +786,7 @@ void rtl92se_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc,
                 /* 92SE need not to set TX packet size when firmware download */
                 SET_TX_DESC_PKT_SIZE(pdesc, (u16)(skb->len));
                 SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)(skb->len));
-                SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping));
+                SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
 
                 wmb();
                 SET_TX_DESC_OWN(pdesc, 1);
@@ -805,7 +805,7 @@ void rtl92se_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc,
                 SET_BITS_TO_LE_4BYTE(skb->data, 24, 7, rtlhal->h2c_txcmd_seq);
 
                 SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)(skb->len));
-                SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping));
+                SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
 
                 wmb();
                 SET_TX_DESC_OWN(pdesc, 1);
diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c
index 914046903cfd..030beb45d8b0 100644
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -120,7 +120,7 @@ static int _usbctrl_vendorreq_sync_read(struct usb_device *udev, u8 request,
 
         if (status < 0 && count++ < 4)
                 pr_err("reg 0x%x, usbctrl_vendorreq TimeOut! status:0x%x value=0x%x\n",
-                       value, status, le32_to_cpu(*(u32 *)pdata));
+                       value, status, *(u32 *)pdata);
         return status;
 }
 
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index a15c11280980..d4bc7859cded 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -1820,9 +1820,9 @@ struct bt_coexist_info {
         EF1BYTE(*((u8 *)(_ptr)))
 /* Read le16 data from memory and convert to host ordering */
 #define READEF2BYTE(_ptr)       \
-        EF2BYTE(*((u16 *)(_ptr)))
+        EF2BYTE(*(_ptr))
 #define READEF4BYTE(_ptr)       \
-        EF4BYTE(*((u32 *)(_ptr)))
+        EF4BYTE(*(_ptr))
 
 /* Write data to memory */
 #define WRITEEF1BYTE(_ptr, _val)        \
@@ -1831,7 +1831,7 @@ struct bt_coexist_info {
 #define WRITEEF2BYTE(_ptr, _val)        \
         (*((u16 *)(_ptr))) = EF2BYTE(_val)
 #define WRITEEF4BYTE(_ptr, _val)        \
-        (*((u16 *)(_ptr))) = EF2BYTE(_val)
+        (*((u32 *)(_ptr))) = EF2BYTE(_val)
 
 /* Create a bit mask
  * Examples:
@@ -1864,9 +1864,9 @@ struct bt_coexist_info {
  * 4-byte pointer in little-endian system.
  */
 #define LE_P4BYTE_TO_HOST_4BYTE(__pstart) \
-        (EF4BYTE(*((u32 *)(__pstart))))
+        (EF4BYTE(*((__le32 *)(__pstart))))
 #define LE_P2BYTE_TO_HOST_2BYTE(__pstart) \
-        (EF2BYTE(*((u16 *)(__pstart))))
+        (EF2BYTE(*((__le16 *)(__pstart))))
 #define LE_P1BYTE_TO_HOST_1BYTE(__pstart) \
         (EF1BYTE(*((u8 *)(__pstart))))
 
@@ -1913,13 +1913,13 @@ value to host byte ordering.*/
  * Set subfield of little-endian 4-byte value to specified value.
  */
 #define SET_BITS_TO_LE_4BYTE(__pstart, __bitoffset, __bitlen, __val) \
-        *((u32 *)(__pstart)) = EF4BYTE \
+        *((u32 *)(__pstart)) = \
         ( \
                 LE_BITS_CLEARED_TO_4BYTE(__pstart, __bitoffset, __bitlen) | \
                 ((((u32)__val) & BIT_LEN_MASK_32(__bitlen)) << (__bitoffset)) \
         );
 #define SET_BITS_TO_LE_2BYTE(__pstart, __bitoffset, __bitlen, __val) \
-        *((u16 *)(__pstart)) = EF2BYTE \
+        *((u16 *)(__pstart)) = \
         ( \
                 LE_BITS_CLEARED_TO_2BYTE(__pstart, __bitoffset, __bitlen) | \
                 ((((u16)__val) & BIT_LEN_MASK_16(__bitlen)) << (__bitoffset)) \