mwifiex: code rearrangement in mwifiex_usb_host_to_card()

This patch helps get rid of goto statement and improves readability.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/marvell/mwifiex/usb.c

@@ -841,7 +841,7 @@ static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep,
 	struct usb_tx_data_port *port = NULL;
 	u8 *data = (u8 *)skb->data;
 	struct urb *tx_urb;
-	int idx, ret;
+	int idx, ret = -EINPROGRESS;
 
 	if (adapter->is_suspended) {
 		mwifiex_dbg(adapter, ERROR,
@@ -865,8 +865,9 @@ static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep,
 				if (atomic_read(&port->tx_data_urb_pending)
 				    >= MWIFIEX_TX_DATA_URB) {
 					port->block_status = true;
-					ret = -EBUSY;
-					goto done;
+					adapter->data_sent =
+						mwifiex_usb_data_sent(adapter);
+					return -EBUSY;
 				}
 				if (port->tx_data_ix >= MWIFIEX_TX_DATA_URB)
 					port->tx_data_ix = 0;
@@ -902,6 +903,7 @@ static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep,
 					MWIFIEX_TX_DATA_URB) {
 		port->block_status = true;
 		adapter->data_sent = mwifiex_usb_data_sent(adapter);
+		ret = -ENOSR;
 	}
 
 	if (usb_submit_urb(tx_urb, GFP_ATOMIC)) {
@@ -918,22 +920,9 @@ static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep,
 			else
 				port->tx_data_ix = MWIFIEX_TX_DATA_URB;
 		}
-
-		return -1;
-	} else {
-		if (ep != card->tx_cmd_ep &&
-		    atomic_read(&port->tx_data_urb_pending) ==
-							MWIFIEX_TX_DATA_URB) {
-			return -ENOSR;
-		}
+		ret = -1;
 	}
 
-	return -EINPROGRESS;
-
-done:
-	if (ep != card->tx_cmd_ep)
-		adapter->data_sent = mwifiex_usb_data_sent(adapter);
-
 	return ret;
 }