net: wan: remove redundant blank lines

This patch removes some redundant blank lines.
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/wan/hd64572.c

@@ -81,14 +81,12 @@ static inline u16 desc_abs_number(port_t *port, u16 desc, int transmit)
 	return port->chan * (rx_buffs + tx_buffs) + transmit * rx_buffs + desc;
 }
 
-
 static inline u16 desc_offset(port_t *port, u16 desc, int transmit)
 {
 	/* Descriptor offset always fits in 16 bits */
 	return desc_abs_number(port, desc, transmit) * sizeof(pkt_desc);
 }
 
-
 static inline pkt_desc __iomem *desc_address(port_t *port, u16 desc,
 					     int transmit)
 {
@@ -96,14 +94,12 @@ static inline pkt_desc __iomem *desc_address(port_t *port, u16 desc,
 				    desc_offset(port, desc, transmit));
 }
 
-
 static inline u32 buffer_offset(port_t *port, u16 desc, int transmit)
 {
 	return port->card->buff_offset +
 		desc_abs_number(port, desc, transmit) * (u32)HDLC_MAX_MRU;
 }
 
-
 static inline void sca_set_carrier(port_t *port)
 {
 	if (!(sca_in(get_msci(port) + ST3, port->card) & ST3_DCD)) {
@@ -121,7 +117,6 @@ static inline void sca_set_carrier(port_t *port)
 	}
 }
 
-
 static void sca_init_port(port_t *port)
 {
 	card_t *card = port->card;
@@ -181,7 +176,6 @@ static void sca_init_port(port_t *port)
 	netif_napi_add(port->netdev, &port->napi, sca_poll, NAPI_WEIGHT);
 }
 
-
 /* MSCI interrupt service */
 static inline void sca_msci_intr(port_t *port)
 {
@@ -195,7 +189,6 @@ static inline void sca_msci_intr(port_t *port)
 	}
 }
 
-
 static inline void sca_rx(card_t *card, port_t *port, pkt_desc __iomem *desc,
 			  u16 rxin)
 {
@@ -225,7 +218,6 @@ static inline void sca_rx(card_t *card, port_t *port, pkt_desc __iomem *desc,
 	netif_receive_skb(skb);
 }
 
-
 /* Receive DMA service */
 static inline int sca_rx_done(port_t *port, int budget)
 {
@@ -281,7 +273,6 @@ static inline int sca_rx_done(port_t *port, int budget)
 	return received;
 }
 
-
 /* Transmit DMA service */
 static inline void sca_tx_done(port_t *port)
 {
@@ -321,7 +312,6 @@ static inline void sca_tx_done(port_t *port)
 	spin_unlock(&port->lock);
 }
 
-
 static int sca_poll(struct napi_struct *napi, int budget)
 {
 	port_t *port = container_of(napi, port_t, napi);
@@ -363,7 +353,6 @@ static irqreturn_t sca_intr(int irq, void *dev_id)
 	return IRQ_RETVAL(handled);
 }
 
-
 static void sca_set_port(port_t *port)
 {
 	card_t *card = port->card;
@@ -371,7 +360,6 @@ static void sca_set_port(port_t *port)
 	u8 md2 = sca_in(msci + MD2, card);
 	unsigned int tmc, br = 10, brv = 1024;
 
-
 	if (port->settings.clock_rate > 0) {
 		/* Try lower br for better accuracy*/
 		do {
@@ -414,10 +402,8 @@ static void sca_set_port(port_t *port)
 		md2 &= ~MD2_LOOPBACK;
 
 	sca_out(md2, msci + MD2, card);
-
 }
 
-
 static void sca_open(struct net_device *dev)
 {
 	port_t *port = dev_to_port(dev);
@@ -494,7 +480,6 @@ static void sca_open(struct net_device *dev)
 	netif_start_queue(dev);
 }
 
-
 static void sca_close(struct net_device *dev)
 {
 	port_t *port = dev_to_port(dev);
@@ -506,7 +491,6 @@ static void sca_close(struct net_device *dev)
 	netif_stop_queue(dev);
 }
 
-
 static int sca_attach(struct net_device *dev, unsigned short encoding,
 		      unsigned short parity)
 {
@@ -529,7 +513,6 @@ static int sca_attach(struct net_device *dev, unsigned short encoding,
 	return 0;
 }
 
-
 #ifdef DEBUG_RINGS
 static void sca_dump_rings(struct net_device *dev)
 {
@@ -576,7 +559,6 @@ static void sca_dump_rings(struct net_device *dev)
 }
 #endif /* DEBUG_RINGS */
 
-
 static netdev_tx_t sca_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	port_t *port = dev_to_port(dev);
@@ -618,7 +600,6 @@ static netdev_tx_t sca_xmit(struct sk_buff *skb, struct net_device *dev)
 	return NETDEV_TX_OK;
 }
 
-
 static u32 sca_detect_ram(card_t *card, u8 __iomem *rambase, u32 ramsize)
 {
 	/* Round RAM size to 32 bits, fill from end to start */
@@ -637,7 +618,6 @@ static u32 sca_detect_ram(card_t *card, u8 __iomem *rambase, u32 ramsize)
 	return i;
 }
 
-
 static void sca_init(card_t *card, int wait_states)
 {
 	sca_out(wait_states, WCRL, card); /* Wait Control */