staging: wilc1000: remove unnecessary while(0) in wilc_wlan_handle_txq()

Refactor wilc_wlan_handle_txq() by removing unnecessary while(0)
loop. "Line over 80 char" issues in wilc_wlan_handle_txq() are fix by
reducing extra leading tab.
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_wlan.c

@@ -583,9 +583,9 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 
 	txb = wilc->tx_buffer;
 	wilc->txq_exit = 0;
-	do {
+
 	if (wilc->quit)
-			break;
+		goto out;
 
 	mutex_lock(&wilc->txq_add_to_head_cs);
 	wilc_wlan_txq_filter_dup_tcp_ack(dev);
@@ -625,7 +625,7 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 	} while (1);
 
 	if (i == 0)
-			break;
+		goto out;
 	vmm_table[i] = 0x0;
 
 	acquire_bus(wilc, ACQUIRE_AND_WAKEUP);
@@ -642,8 +642,7 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 		counter++;
 		if (counter > 200) {
 			counter = 0;
-				ret = func->hif_write_reg(wilc,
-							  WILC_HOST_TX_CTRL, 0);
+			ret = func->hif_write_reg(wilc, WILC_HOST_TX_CTRL, 0);
 			break;
 		}
 	} while (!wilc->quit);
@@ -665,9 +664,7 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 			break;
 
 		do {
-				ret = func->hif_read_reg(wilc,
-							 WILC_HOST_VMM_CTL,
-							 &reg);
+			ret = func->hif_read_reg(wilc, WILC_HOST_VMM_CTL, &reg);
 			if (!ret)
 				break;
 			if ((reg >> 2) & 0x1) {
@@ -677,9 +674,7 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 			release_bus(wilc, RELEASE_ALLOW_SLEEP);
 		} while (--timeout);
 		if (timeout <= 0) {
-				ret = func->hif_write_reg(wilc,
-							  WILC_HOST_VMM_CTL,
-							  0x0);
+			ret = func->hif_write_reg(wilc, WILC_HOST_VMM_CTL, 0x0);
 			break;
 		}
 
@@ -687,15 +682,11 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 			break;
 
 		if (entries == 0) {
-				ret = func->hif_read_reg(wilc,
-							 WILC_HOST_TX_CTRL,
-							 &reg);
+			ret = func->hif_read_reg(wilc, WILC_HOST_TX_CTRL, &reg);
 			if (!ret)
 				break;
 			reg &= ~BIT(0);
-				ret = func->hif_write_reg(wilc,
-							  WILC_HOST_TX_CTRL,
-							  reg);
+			ret = func->hif_write_reg(wilc, WILC_HOST_TX_CTRL, reg);
 			if (!ret)
 				break;
 			break;
@@ -768,15 +759,11 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 		goto _end_;
 
 	ret = func->hif_block_tx_ext(wilc, 0, txb, offset);
-		if (!ret)
-			goto _end_;
 
 _end_:
-
 	release_bus(wilc, RELEASE_ALLOW_SLEEP);
-		if (ret != 1)
-			break;
-	} while (0);
+
+out:
 	mutex_unlock(&wilc->txq_add_to_head_cs);
 
 	wilc->txq_exit = 1;