net: hdlc_fr: 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: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
index 0720f5f..0b6e133 100644 (file)
--- a/drivers/net/wan/hdlc_fr.c
+++ b/drivers/net/wan/hdlc_fr.c
@@ -60,7 +60,6 @@
 #define NLPID_CCITT_ANSI_LMI   0x08
 #define NLPID_CISCO_LMI                0x09
 
-
 #define LMI_CCITT_ANSI_DLCI       0 /* LMI DLCI */
 #define LMI_CISCO_DLCI         1023
 
@@ -86,7 +85,6 @@
 #define LMI_CCITT_CISCO_LENGTH   13 /* LMI frame lengths */
 #define LMI_ANSI_LENGTH                  14
 
-
 struct fr_hdr {
 #if defined(__LITTLE_ENDIAN_BITFIELD)
        unsigned ea1:   1;
@@ -111,7 +109,6 @@ struct fr_hdr {
 #endif
 } __packed;
 
-
 struct pvc_device {
        struct net_device *frad;
        struct net_device *main;
@@ -149,29 +146,24 @@ struct frad_state {
        u8 rxseq; /* RX sequence number */
 };
 
-
 static int fr_ioctl(struct net_device *dev, struct ifreq *ifr);
 
-
 static inline u16 q922_to_dlci(u8 *hdr)
 {
        return ((hdr[0] & 0xFC) << 2) | ((hdr[1] & 0xF0) >> 4);
 }
 
-
 static inline void dlci_to_q922(u8 *hdr, u16 dlci)
 {
        hdr[0] = (dlci >> 2) & 0xFC;
        hdr[1] = ((dlci << 4) & 0xF0) | 0x01;
 }
 
-
 static inline struct frad_state* state(hdlc_device *hdlc)
 {
        return(struct frad_state *)(hdlc->state);
 }
 
-
 static inline struct pvc_device *find_pvc(hdlc_device *hdlc, u16 dlci)
 {
        struct pvc_device *pvc = state(hdlc)->first_pvc;
@@ -187,7 +179,6 @@ static inline struct pvc_device *find_pvc(hdlc_device *hdlc, u16 dlci)
        return NULL;
 }
 
-
 static struct pvc_device *add_pvc(struct net_device *dev, u16 dlci)
 {
        hdlc_device *hdlc = dev_to_hdlc(dev);
@@ -215,13 +206,11 @@ static struct pvc_device *add_pvc(struct net_device *dev, u16 dlci)
        return pvc;
 }
 
-
 static inline int pvc_is_used(struct pvc_device *pvc)
 {
        return pvc->main || pvc->ether;
 }
 
-
 static inline void pvc_carrier(int on, struct pvc_device *pvc)
 {
        if (on) {
@@ -241,7 +230,6 @@ static inline void pvc_carrier(int on, struct pvc_device *pvc)
        }
 }
 
-
 static inline void delete_unused_pvcs(hdlc_device *hdlc)
 {
        struct pvc_device **pvc_p = &state(hdlc)->first_pvc;
@@ -260,7 +248,6 @@ static inline void delete_unused_pvcs(hdlc_device *hdlc)
        }
 }
 
-
 static inline struct net_device **get_dev_p(struct pvc_device *pvc,
                                            int type)
 {
@@ -270,7 +257,6 @@ static inline struct net_device **get_dev_p(struct pvc_device *pvc,
                return &pvc->main;
 }
 
-
 static int fr_hard_header(struct sk_buff *skb, u16 dlci)
 {
        if (!skb->dev) { /* Control packets */
@@ -334,8 +320,6 @@ static int fr_hard_header(struct sk_buff *skb, u16 dlci)
        return 0;
 }
 
-
-
 static int pvc_open(struct net_device *dev)
 {
        struct pvc_device *pvc = dev->ml_priv;
@@ -354,8 +338,6 @@ static int pvc_open(struct net_device *dev)
        return 0;
 }
 
-
-
 static int pvc_close(struct net_device *dev)
 {
        struct pvc_device *pvc = dev->ml_priv;
@@ -373,8 +355,6 @@ static int pvc_close(struct net_device *dev)
        return 0;
 }
 
-
-
 static int pvc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 {
        struct pvc_device *pvc = dev->ml_priv;
@@ -465,15 +445,12 @@ static inline void fr_log_dlci_active(struct pvc_device *pvc)
                    pvc->state.active ? "active" : "inactive");
 }
 
-
-
 static inline u8 fr_lmi_nextseq(u8 x)
 {
        x++;
        return x ? x : 1;
 }
 
-
 static void fr_lmi_send(struct net_device *dev, int fullrep)
 {
        hdlc_device *hdlc = dev_to_hdlc(dev);
@@ -569,8 +546,6 @@ static void fr_lmi_send(struct net_device *dev, int fullrep)
        dev_queue_xmit(skb);
 }
 
-
-
 static void fr_set_link_state(int reliable, struct net_device *dev)
 {
        hdlc_device *hdlc = dev_to_hdlc(dev);
@@ -603,7 +578,6 @@ static void fr_set_link_state(int reliable, struct net_device *dev)
        }
 }
 
-
 static void fr_timer(struct timer_list *t)
 {
        struct frad_state *st = from_timer(st, t, timer);
@@ -655,7 +629,6 @@ static void fr_timer(struct timer_list *t)
        add_timer(&state(hdlc)->timer);
 }
 
-
 static int fr_lmi_recv(struct net_device *dev, struct sk_buff *skb)
 {
        hdlc_device *hdlc = dev_to_hdlc(dev);
@@ -962,7 +935,6 @@ static int fr_rx(struct sk_buff *skb)
                pvc->state.becn ^= 1;
        }
 
-
        if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) {
                frad->stats.rx_dropped++;
                return NET_RX_DROP;
@@ -1018,8 +990,6 @@ rx_drop:
        return NET_RX_DROP;
 }
 
-
-
 static void fr_start(struct net_device *dev)
 {
        hdlc_device *hdlc = dev_to_hdlc(dev);
@@ -1044,7 +1014,6 @@ static void fr_start(struct net_device *dev)
                fr_set_link_state(1, dev);
 }
 
-
 static void fr_stop(struct net_device *dev)
 {
        hdlc_device *hdlc = dev_to_hdlc(dev);
@@ -1056,7 +1025,6 @@ static void fr_stop(struct net_device *dev)
        fr_set_link_state(0, dev);
 }
 
-
 static void fr_close(struct net_device *dev)
 {
        hdlc_device *hdlc = dev_to_hdlc(dev);
@@ -1071,7 +1039,6 @@ static void fr_close(struct net_device *dev)
        }
 }
 
-
 static void pvc_setup(struct net_device *dev)
 {
        dev->type = ARPHRD_DLCI;
@@ -1147,8 +1114,6 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type)
        return 0;
 }
 
-
-
 static int fr_del_pvc(hdlc_device *hdlc, unsigned int dlci, int type)
 {
        struct pvc_device *pvc;
@@ -1174,8 +1139,6 @@ static int fr_del_pvc(hdlc_device *hdlc, unsigned int dlci, int type)
        return 0;
 }
 
-
-
 static void fr_destroy(struct net_device *frad)
 {
        hdlc_device *hdlc = dev_to_hdlc(frad);
@@ -1198,7 +1161,6 @@ static void fr_destroy(struct net_device *frad)
        }
 }
 
-
 static struct hdlc_proto proto = {
        .close          = fr_close,
        .start          = fr_start,
@@ -1209,7 +1171,6 @@ static struct hdlc_proto proto = {
        .module         = THIS_MODULE,
 };
 
-
 static int fr_ioctl(struct net_device *dev, struct ifreq *ifr)
 {
        fr_proto __user *fr_s = ifr->ifr_settings.ifs_ifsu.fr;
@@ -1309,20 +1270,17 @@ static int fr_ioctl(struct net_device *dev, struct ifreq *ifr)
        return -EINVAL;
 }
 
-
 static int __init mod_init(void)
 {
        register_hdlc_protocol(&proto);
        return 0;
 }
 
-
 static void __exit mod_exit(void)
 {
        unregister_hdlc_protocol(&proto);
 }
 
-
 module_init(mod_init);
 module_exit(mod_exit);