Staging: rtlwifi: Remove unused variable and the code
authorShreeya Patel <shreeya.patel23498@gmail.com>
Thu, 21 Dec 2017 22:28:21 +0000 (03:58 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 8 Jan 2018 15:45:45 +0000 (16:45 +0100)
Remove unused variable and also remove unused code
associated with initializing the unused variable.

Unused variable was detected using the following
semantic patch by coccinelle.

@@
type T;
identifier i;
constant C;
@@

(
extern T i;
|
- T i;
  <+... when != i
- i = C;
  ...+>
)

Signed-off-by: Shreeya Patel <shreeya.patel23498@gmail.com>
drivers/staging/rtlwifi/btcoexist/halbtcoutsrc.c

index 52620b72cfa9098e87ca9195112284fb536ae60f..493011a54e644a9ce634aff0e551e4eac2700368 100644 (file)
@@ -800,7 +800,7 @@ static void halbtc_display_wifi_status(struct btc_coexist *btcoexist,
        u32 wifi_link_status = 0x0;
        bool bt_hs_on = false, under_ips = false, under_lps = false;
        bool low_power = false, dc_mode = false;
-       u8 wifi_chnl = 0, wifi_hs_chnl = 0, fw_ps_state;
+       u8 wifi_chnl = 0, wifi_hs_chnl = 0;
        u8 ap_num = 0;
 
        wifi_link_status = halbtc_get_wifi_link_status(btcoexist);
@@ -856,7 +856,6 @@ static void halbtc_display_wifi_status(struct btc_coexist *btcoexist,
        dc_mode = true; /*TODO*/
        under_ips = rtlpriv->psc.inactive_pwrstate == ERFOFF ? 1 : 0;
        under_lps = rtlpriv->psc.dot11_psmode == EACTIVE ? 0 : 1;
-       fw_ps_state = 0;
        low_power = 0; /*TODO*/
        seq_printf(m, "\n %-35s = %s%s%s%s",
                   "Power Status",
@@ -1644,26 +1643,9 @@ void exhalbtc_rf_status_notify(struct btc_coexist *btcoexist, u8 type)
 
 void exhalbtc_stack_operation_notify(struct btc_coexist *btcoexist, u8 type)
 {
-       u8 stack_op_type;
-
        if (!halbtc_is_bt_coexist_available(btcoexist))
                return;
        btcoexist->statistics.cnt_stack_operation_notify++;
-       if (btcoexist->manual_control)
-               return;
-
-       if ((type == HCI_BT_OP_INQUIRY_START) ||
-           (type == HCI_BT_OP_PAGING_START) ||
-           (type == HCI_BT_OP_PAIRING_START)) {
-               stack_op_type = BTC_STACK_OP_INQ_PAGE_PAIR_START;
-       } else if ((type == HCI_BT_OP_INQUIRY_FINISH) ||
-                  (type == HCI_BT_OP_PAGING_SUCCESS) ||
-                  (type == HCI_BT_OP_PAGING_UNSUCCESS) ||
-                  (type == HCI_BT_OP_PAIRING_FINISH)) {
-               stack_op_type = BTC_STACK_OP_INQ_PAGE_PAIR_FINISH;
-       } else {
-               stack_op_type = BTC_STACK_OP_NONE;
-       }
 }
 
 void exhalbtc_halt_notify(struct btc_coexist *btcoexist)