staging: wilc1000: fix line over 80 char in wilc_wlan_handle_rxq()

Refactor wilc_wlan_handle_rxq() to fix line over 80 character issue
found by checkpatch.pl script. Added a new function to split
'wilc_wlan_handle_rxq' function code.
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_wlan.c

@@ -773,33 +773,17 @@ int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count)
 	return ret;
 }
 
-static void wilc_wlan_handle_rxq(struct wilc *wilc)
+static void wilc_wlan_handle_rx_buff(struct wilc *wilc, u8 *buffer, int size)
 {
-	int offset = 0, size;
-	u8 *buffer;
-	struct rxq_entry_t *rqe;
-
-	wilc->rxq_exit = 0;
-
-	do {
-		if (wilc->quit) {
-			complete(&wilc->cfg_event);
-			break;
-		}
-		rqe = wilc_wlan_rxq_remove(wilc);
-		if (!rqe)
-			break;
-
-		buffer = rqe->buffer;
-		size = rqe->buffer_size;
-		offset = 0;
-
-		do {
+	int offset = 0;
 	u32 header;
 	u32 pkt_len, pkt_offset, tp_len;
 	int is_cfg_packet;
+	u8 *buff_ptr;
 
-			memcpy(&header, &buffer[offset], 4);
+	do {
+		buff_ptr = buffer + offset;
+		memcpy(&header, buff_ptr, 4);
 		header = cpu_to_le32(header);
 
 		is_cfg_packet = (header >> 31) & 0x1;
@@ -814,28 +798,33 @@ static void wilc_wlan_handle_rxq(struct wilc *wilc)
 			pkt_offset &= ~(IS_MANAGMEMENT |
 					IS_MANAGMEMENT_CALLBACK |
 					IS_MGMT_STATUS_SUCCES);
-
-				wilc_wfi_mgmt_rx(wilc, &buffer[offset + HOST_HDR_OFFSET], pkt_len);
+			buff_ptr += HOST_HDR_OFFSET;
+			wilc_wfi_mgmt_rx(wilc, buff_ptr, pkt_len);
 		} else {
 			if (!is_cfg_packet) {
 				if (pkt_len > 0) {
-						wilc_frmw_to_linux(wilc,
-								   &buffer[offset],
+					wilc_frmw_to_linux(wilc, buff_ptr,
 							   pkt_len,
 							   pkt_offset);
 				}
 			} else {
 				struct wilc_cfg_rsp rsp;
 
-					wilc_wlan_cfg_indicate_rx(wilc, &buffer[pkt_offset + offset], pkt_len, &rsp);
+				buff_ptr += pkt_offset;
+
+				wilc_wlan_cfg_indicate_rx(wilc, buff_ptr,
+							  pkt_len,
+							  &rsp);
 				if (rsp.type == WILC_CFG_RSP) {
 					if (wilc->cfg_seq_no == rsp.seq_no)
 						complete(&wilc->cfg_event);
 				} else if (rsp.type == WILC_CFG_RSP_STATUS) {
-						wilc_mac_indicate(wilc, WILC_MAC_INDICATE_STATUS);
+					wilc_mac_indicate(wilc,
+							  WILC_MAC_INDICATE_STATUS);
 
 				} else if (rsp.type == WILC_CFG_RSP_SCAN) {
-						wilc_mac_indicate(wilc, WILC_MAC_INDICATE_SCAN);
+					wilc_mac_indicate(wilc,
+							  WILC_MAC_INDICATE_SCAN);
 				}
 			}
 		}
@@ -843,6 +832,29 @@ static void wilc_wlan_handle_rxq(struct wilc *wilc)
 		if (offset >= size)
 			break;
 	} while (1);
+}
+
+static void wilc_wlan_handle_rxq(struct wilc *wilc)
+{
+	int size;
+	u8 *buffer;
+	struct rxq_entry_t *rqe;
+
+	wilc->rxq_exit = 0;
+
+	do {
+		if (wilc->quit) {
+			complete(&wilc->cfg_event);
+			break;
+		}
+		rqe = wilc_wlan_rxq_remove(wilc);
+		if (!rqe)
+			break;
+
+		buffer = rqe->buffer;
+		size = rqe->buffer_size;
+		wilc_wlan_handle_rx_buff(wilc, buffer, size);
+
 		kfree(rqe);
 	} while (1);