net/: Run nxstyle against all C files.

net/arp/arp_arpin.c

@@ -125,8 +125,10 @@ void arp_arpin(FAR struct net_driver_s *dev)
 
             arp->ah_opcode = HTONS(ARP_REPLY);
             memcpy(arp->ah_dhwaddr, arp->ah_shwaddr, ETHER_ADDR_LEN);
-            memcpy(arp->ah_shwaddr, dev->d_mac.ether.ether_addr_octet, ETHER_ADDR_LEN);
+            memcpy(arp->ah_shwaddr, dev->d_mac.ether.ether_addr_octet,
-            memcpy(eth->src, dev->d_mac.ether.ether_addr_octet, ETHER_ADDR_LEN);
+                   ETHER_ADDR_LEN);
+            memcpy(eth->src, dev->d_mac.ether.ether_addr_octet,
+                   ETHER_ADDR_LEN);
             memcpy(eth->dest, arp->ah_dhwaddr, ETHER_ADDR_LEN);
 
             arp->ah_dipaddr[0] = arp->ah_sipaddr[0];

net/arp/arp_out.c

@@ -86,7 +86,8 @@ static const uint16_t g_broadcast_ipaddr[2] =
  * Well-known ethernet multicast address:
  *
  * ADDRESS           TYPE   USAGE
- * 01-00-0c-cc-cc-cc 0x0802 CDP (Cisco Discovery Protocol), VTP (Virtual Trunking Protocol)
+ * 01-00-0c-cc-cc-cc 0x0802 CDP (Cisco Discovery Protocol),
+ *                          VTP (Virtual Trunking Protocol)
  * 01-00-0c-cc-cc-cd 0x0802 Cisco Shared Spanning Tree Protocol Address
  * 01-80-c2-00-00-00 0x0802 Spanning Tree Protocol (for bridges) IEEE 802.1D
  * 01-80-c2-00-00-02 0x0809 Ethernet OAM Protocol IEEE 802.3ah

net/bluetooth/bluetooth_recvfrom.c

@@ -240,6 +240,7 @@ static uint16_t bluetooth_recvfrom_eventhandler(FAR struct net_driver_s *dev,
     }
 
   /* Make sure that this is the driver to which the socket is bound. */
+
 #warning Missing logic
 
   pstate = (FAR struct bluetooth_recvfrom_s *)pvpriv;

net/bluetooth/bluetooth_sendto.c

@@ -119,6 +119,7 @@ static uint16_t bluetooth_sendto_eventhandler(FAR struct net_driver_s *dev,
     }
 
   /* Make sure that this is the driver to which the socket is connected. */
+
 #warning Missing logic
 
   pstate = (FAR struct bluetooth_sendto_s *)pvpriv;
@@ -203,6 +204,7 @@ static uint16_t bluetooth_sendto_eventhandler(FAR struct net_driver_s *dev,
   return flags;
 
 errout:
+
   /* Don't allow any further call backs. */
 
   pstate->is_cb->flags    = 0;

net/devif/ipv6_input.c

@@ -466,6 +466,7 @@ int ipv6_input(FAR struct net_driver_s *dev)
     {
 #ifdef NET_TCP_HAVE_STACK
       case IP_PROTO_TCP:   /* TCP input */
+
         /* Forward the IPv6 TCP packet */
 
         tcp_ipv6_input(dev, iphdrlen);
@@ -502,6 +503,7 @@ int ipv6_input(FAR struct net_driver_s *dev)
 
 #ifdef NET_UDP_HAVE_STACK
       case IP_PROTO_UDP:   /* UDP input */
+
         /* Forward the IPv6 UDP packet */
 
         udp_ipv6_input(dev, iphdrlen);
@@ -512,6 +514,7 @@ int ipv6_input(FAR struct net_driver_s *dev)
 
 #ifdef NET_ICMPv6_HAVE_STACK
       case IP_PROTO_ICMP6: /* ICMP6 input */
+
         /* Forward the ICMPv6 packet */
 
         icmpv6_input(dev, iphdrlen);

net/icmp/icmp_recvfrom.c

@@ -76,7 +76,7 @@ struct icmp_recvfrom_s
   FAR uint8_t *recv_buf;        /* Location to return the response */
   uint16_t recv_buflen;         /* Size of the response */
   int16_t recv_result;          /* >=0: receive size on success;
-                                 * <0:negated errno on fail */
+                                 * <0: negated errno on fail */
 };
 
 /****************************************************************************

net/icmp/icmp_sendto.c

@@ -300,11 +300,12 @@ static uint16_t sendto_eventhandler(FAR struct net_driver_s *dev,
            * device.
            */
 
-          if (!net_ipv4addr_maskcmp(pstate->snd_toaddr, dev->d_ipaddr, dev->d_netmask))
+          if (!net_ipv4addr_maskcmp(pstate->snd_toaddr, dev->d_ipaddr,
+                                    dev->d_netmask))
             {
-              /* Destination address was not on the local network served by this
+              /* Destination address was not on the local network served by
-               * device.  If a timeout occurs, then the most likely reason is
+               * this device.  If a timeout occurs, then the most likely
-               * that the destination address is not reachable.
+               * reason is that the destination address is not reachable.
                */
 
               nerr("ERROR:  Not reachable\n");

net/icmpv6/icmpv6_recvfrom.c

@@ -79,7 +79,7 @@ struct icmpv6_recvfrom_s
   FAR uint8_t *recv_buf;        /* Location to return the response */
   uint16_t recv_buflen;         /* Size of the response */
   int16_t recv_result;          /* >=0: receive size on success;
-                                 * <0:negated errno on fail */
+                                 * <0: negated errno on fail */
 };
 
 /****************************************************************************

net/ieee802154/ieee802154_recvfrom.c

@@ -190,7 +190,8 @@ static ssize_t ieee802154_recvfrom_rxqueue(FAR struct radio_driver_s *radio,
         {
           iaddr            = (FAR struct sockaddr_ieee802154_s *)pstate->ir_from;
           iaddr->sa_family = AF_IEEE802154;
-          memcpy(&iaddr->sa_addr, &container->ic_src, sizeof(struct ieee802154_saddr_s));
+          memcpy(&iaddr->sa_addr, &container->ic_src,
+                 sizeof(struct ieee802154_saddr_s));
         }
 
       /* Free both the IOB and the container */
@@ -237,6 +238,7 @@ static uint16_t ieee802154_recvfrom_eventhandler(FAR struct net_driver_s *dev,
     }
 
   /* Make sure that this is the driver to which the socket is bound. */
+
 #warning Missing logic
 
   pstate = (FAR struct ieee802154_recvfrom_s *)pvpriv;

net/ieee802154/ieee802154_sendto.c

@@ -308,6 +308,7 @@ static uint16_t ieee802154_sendto_eventhandler(FAR struct net_driver_s *dev,
     }
 
   /* Make sure that this is the driver to which the socket is connected. */
+
 #warning Missing logic
 
   pstate = (FAR struct ieee802154_sendto_s *)pvpriv;
@@ -391,6 +392,7 @@ static uint16_t ieee802154_sendto_eventhandler(FAR struct net_driver_s *dev,
   return flags;
 
 errout:
+
   /* Don't allow any further call backs. */
 
   pstate->is_cb->flags    = 0;

net/inet/inet_close.c

@@ -157,7 +157,7 @@ static uint16_t tcp_close_eventhandler(FAR struct net_driver_s *dev,
           pstate->cl_result = OK;
         }
 
-       goto end_wait;
+      goto end_wait;
     }
 
 #ifdef CONFIG_NET_TCP_WRITE_BUFFERS

net/inet/inet_recvfrom.c

@@ -853,7 +853,8 @@ static uint16_t inet_tcp_eventhandler(FAR struct net_driver_s *dev,
  ****************************************************************************/
 
 #ifdef NET_UDP_HAVE_STACK
-static inline void inet_udp_sender(struct net_driver_s *dev, struct inet_recvfrom_s *pstate)
+static inline void inet_udp_sender(FAR struct net_driver_s *dev,
+                                   FAR struct inet_recvfrom_s *pstate)
 {
   /* Get the family from the packet type, IP address from the IP header, and
    * the port number from the UDP header.

net/ipforward/ipv4_forward.c

@@ -163,6 +163,7 @@ static int ipv4_decr_ttl(FAR struct ipv4_hdr_s *ipv4)
     {
 #ifdef CONFIG_NET_ICMP
       /* Return an ICMP error packet back to the sender. */
+
 #  warning Missing logic
 #endif
 
@@ -488,6 +489,7 @@ int ipv4_forward(FAR struct net_driver_s *dev, FAR struct ipv4_hdr_s *ipv4)
        */
 
       /* Correct dev->d_buf by adding back the L1 header length */
+
 #endif
 
       nwarn("WARNING: Packet forwarding to same device not supportedN\n");

net/ipforward/ipv6_forward.c

@@ -159,6 +159,7 @@ static int ipv6_decr_ttl(FAR struct ipv6_hdr_s *ipv6)
     {
 #ifdef CONFIG_NET_ICMPv6
       /* Return an ICMPv6 error packet back to the sender. */
+
 #  warning Missing logic
 #endif
 
@@ -635,6 +636,7 @@ int ipv6_forward(FAR struct net_driver_s *dev, FAR struct ipv6_hdr_s *ipv6)
            */
 
           /* Correct dev->d_buf by adding back the L1 header length */
+
 #endif
 
           /* Nothing other 6LoWPAN forwarding is currently handled and that

net/local/local_recvfrom.c

@@ -369,12 +369,14 @@ psock_dgram_recvfrom(FAR struct socket *psock, FAR void *buf, size_t len,
   return readlen;
 
 errout_with_infd:
+
   /* Close the read-only file descriptor */
 
   file_close(&conn->lc_infile);
   conn->lc_infile.f_inode = NULL;
 
 errout_with_halfduplex:
+
   /* Release our reference to the half duplex FIFO */
 
   (void)local_release_halfduplex(conn);

net/local/local_sendto.c

@@ -168,6 +168,7 @@ ssize_t psock_local_sendto(FAR struct socket *psock, FAR const void *buf,
   conn->lc_outfile.f_inode = NULL;
 
 errout_with_halfduplex:
+
   /* Release our reference to the half duplex FIFO */
 
   (void)local_release_halfduplex(conn);

net/local/local_sockif.c

@@ -553,6 +553,7 @@ static int local_connect(FAR struct socket *psock,
       case SOCK_DGRAM:
         {
           /* Perform the datagram connection logic */
+
 #warning Missing logic
 
           return -ENOSYS;
@@ -697,6 +698,7 @@ static ssize_t local_send(FAR struct socket *psock, FAR const void *buf,
       case SOCK_DGRAM:
         {
           /* Local UDP packet send */
+
 #warning Missing logic
 
           ret = -ENOSYS;

net/mld/mld_send.c

@@ -171,6 +171,7 @@ void mld_send(FAR struct net_driver_s *dev, FAR struct mld_group_s *group,
           mlderr("Bad msgtype: %02x \n", msgtype);
           DEBUGPANIC();
         }
+
         return;
     }
 

net/netdev/netdev_ioctl.c

@@ -224,7 +224,8 @@ static int ioctl_add_ipv6route(FAR struct rtentry *rtentry)
       net_ipv6addr_copy(router, in6addr_any.s6_addr16);
     }
 
-  return net_addroute_ipv6(target->sin6_addr.s6_addr16, netmask->sin6_addr.s6_addr16, router);
+  return net_addroute_ipv6(target->sin6_addr.s6_addr16,
+                           netmask->sin6_addr.s6_addr16, router);
 }
 #endif /* HAVE_WRITABLE_IPv6ROUTE */
 
@@ -1553,18 +1554,21 @@ ssize_t net_ioctl_arglen(int cmd)
             return sizeof(struct iwreq);
           }
 #  endif
+
 #  ifdef CONFIG_WIRELESS_IEEE802154
         if (_MAC802154IOCVALID(cmd))
           {
             return sizeof(struct ieee802154_netmac_s);
           }
 #  endif
+
 #  ifdef CONFIG_WIRELESS_PKTRADIO
         if (WL_ISPKTRADIOCMD(cmd))
           {
             return sizeof(struct pktradio_ifreq_s);
           }
 #  endif
+
 #  ifdef CONFIG_WIRELESS_BLUETOOTH
         if (WL_IBLUETOOTHCMD(cmd))
           {
@@ -1572,6 +1576,7 @@ ssize_t net_ioctl_arglen(int cmd)
           }
 #  endif
 #endif
+
         return -ENOTTY;
     }
 }

net/netdev/netdev_register.c

@@ -425,9 +425,12 @@ int netdev_register(FAR struct net_driver_s *dev, enum net_lltype_e lltype)
 
 #if defined(CONFIG_NET_ETHERNET) || defined(CONFIG_DRIVERS_IEEE80211)
       ninfo("Registered MAC: %02x:%02x:%02x:%02x:%02x:%02x as dev: %s\n",
-            dev->d_mac.ether.ether_addr_octet[0], dev->d_mac.ether.ether_addr_octet[1],
+            dev->d_mac.ether.ether_addr_octet[0],
-            dev->d_mac.ether.ether_addr_octet[2], dev->d_mac.ether.ether_addr_octet[3],
+            dev->d_mac.ether.ether_addr_octet[1],
-            dev->d_mac.ether.ether_addr_octet[4], dev->d_mac.ether.ether_addr_octet[5],
+            dev->d_mac.ether.ether_addr_octet[2],
+            dev->d_mac.ether.ether_addr_octet[3],
+            dev->d_mac.ether.ether_addr_octet[4],
+            dev->d_mac.ether.ether_addr_octet[5],
             dev->d_ifname);
 #else
       ninfo("Registered dev: %s\n", dev->d_ifname);
@@ -437,4 +440,3 @@ int netdev_register(FAR struct net_driver_s *dev, enum net_lltype_e lltype)
 
   return -EINVAL;
 }
-

net/netlink/netlink_sockif.c

@@ -550,6 +550,7 @@ static int netlink_close(FAR struct socket *psock)
   if (conn->crefs <= 1)
     {
       /* Yes... inform user-space daemon of socket close. */
+
 #warning Missing logic
 
       /* Free the connection structure */

net/procfs/net_procfs.c

@@ -299,6 +299,7 @@ static ssize_t netprocfs_read(FAR struct file *filep, FAR char *buffer,
   switch (priv->entry)
     {
       case NETPROCFS_SUBDIR_DEV:
+
         /* Show device-specific statistics */
 
         nreturned = netprocfs_read_devstats(priv, buffer, buflen);
@@ -306,6 +307,7 @@ static ssize_t netprocfs_read(FAR struct file *filep, FAR char *buffer,
 
 #ifdef CONFIG_NET_STATISTICS
       case NETPROCFS_SUBDIR_STAT:
+
         /* Show the network layer statistics */
 
         nreturned = netprocfs_read_netstats(priv, buffer, buflen);
@@ -313,6 +315,7 @@ static ssize_t netprocfs_read(FAR struct file *filep, FAR char *buffer,
 
 #ifdef CONFIG_NET_MLD
       case NETPROCFS_SUBDIR_MLD:
+
         /* Show the MLD statistics */
 
         nreturned = netprocfs_read_mldstats(priv, buffer, buflen);
@@ -362,7 +365,8 @@ static int netprocfs_dup(FAR const struct file *oldp, FAR struct file *newp)
 
   /* Allocate a new container to hold the task and attribute selection */
 
-  newpriv = (FAR struct netprocfs_file_s *)kmm_zalloc(sizeof(struct netprocfs_file_s));
+  newpriv = (FAR struct netprocfs_file_s *)
+    kmm_zalloc(sizeof(struct netprocfs_file_s));
   if (!newpriv)
     {
       ferr("ERROR: Failed to allocate file attributes\n");

net/procfs/net_procfs_route.c

@@ -638,6 +638,7 @@ static int route_opendir(FAR const char *relpath,
           return -ENOTDIR;
         }
 #endif
+
 #ifdef CONFIG_NET_IPv6
       if (strcmp(relpath, g_route_ipv6_path) == 0)
         {

net/sixlowpan/sixlowpan_hc06.c

@@ -241,8 +241,9 @@ static FAR struct sixlowpan_addrcontext_s *
           net_ipv6addr_prefixcmp(&g_hc06_addrcontexts[i].prefix, ipaddr, 64))
         {
           ninfo("Context found for ipaddr=%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x Context: %d\n",
-                ntohs(ipaddr[0]), ntohs(ipaddr[1]), ntohs(ipaddr[2]), ntohs(ipaddr[3]),
+                ntohs(ipaddr[0]), ntohs(ipaddr[1]), ntohs(ipaddr[2]),
-                ntohs(ipaddr[4]), ntohs(ipaddr[5]), ntohs(ipaddr[6]), ntohs(ipaddr[7]),
+                ntohs(ipaddr[3]), ntohs(ipaddr[4]), ntohs(ipaddr[5]),
+                ntohs(ipaddr[6]), ntohs(ipaddr[7]),
                 g_hc06_addrcontexts[i].number);
 
           return &g_hc06_addrcontexts[i];
@@ -1406,6 +1407,7 @@ void sixlowpan_uncompresshdr_hc06(FAR struct radio_driver_s *radio,
           switch (*g_hc06ptr & SIXLOWPAN_NHC_UDP_CS_P_11)
             {
             case SIXLOWPAN_NHC_UDP_CS_P_00:
+
               /* 1 byte for NHC, 4 byte for ports, 2 bytes chksum */
 
               memcpy(&udp->srcport, g_hc06ptr + 1, 2);
@@ -1418,6 +1420,7 @@ void sixlowpan_uncompresshdr_hc06(FAR struct radio_driver_s *radio,
               break;
 
             case SIXLOWPAN_NHC_UDP_CS_P_01:
+
               /* 1 byte for NHC + source 16bit inline, dest = 0xF0 + 8 bit
                * inline
                */
@@ -1435,6 +1438,7 @@ void sixlowpan_uncompresshdr_hc06(FAR struct radio_driver_s *radio,
               break;
 
             case SIXLOWPAN_NHC_UDP_CS_P_10:
+
               /* 1 byte for NHC + source = 0xF0 + 8bit inline, dest = 16 bit
                * inline
                */
@@ -1452,6 +1456,7 @@ void sixlowpan_uncompresshdr_hc06(FAR struct radio_driver_s *radio,
               break;
 
             case SIXLOWPAN_NHC_UDP_CS_P_11:
+
               /* 1 byte for NHC, 1 byte for ports */
 
               udp->srcport =

net/sixlowpan/sixlowpan_input.c

@@ -342,7 +342,8 @@ static int sixlowpan_frame_process(FAR struct radio_driver_s *radio,
 
         if (fragsize > CONFIG_NET_6LOWPAN_PKTSIZE)
           {
-            nwarn("WARNING: Reassembled packet size exeeds CONFIG_NET_6LOWPAN_PKTSIZE\n");
+            nwarn("WARNING:  Reassembled packet size exceeds "
+                  "CONFIG_NET_6LOWPAN_PKTSIZE\n");
             return -ENOSPC;
           }
 
@@ -448,7 +449,8 @@ static int sixlowpan_frame_process(FAR struct radio_driver_s *radio,
   hc1 = fptr + g_frame_hdrlen;
 
 #ifdef CONFIG_NET_6LOWPAN_COMPRESSION_HC06
-  if ((hc1[SIXLOWPAN_HC1_DISPATCH] & SIXLOWPAN_DISPATCH_IPHC_MASK) == SIXLOWPAN_DISPATCH_IPHC)
+  if ((hc1[SIXLOWPAN_HC1_DISPATCH] & SIXLOWPAN_DISPATCH_IPHC_MASK) ==
+      SIXLOWPAN_DISPATCH_IPHC)
     {
       ninfo("IPHC Dispatch\n");
       sixlowpan_uncompresshdr_hc06(radio, metadata, fragsize, iob, fptr, bptr);

net/sixlowpan/sixlowpan_send.c

@@ -220,6 +220,7 @@ static uint16_t send_eventhandler(FAR struct net_driver_s *dev,
   return flags;
 
 end_wait:
+
   /* Do not allow any further callbacks */
 
   sinfo->s_cb->flags   = 0;

net/sixlowpan/sixlowpan_tcpsend.c

@@ -603,6 +603,7 @@ static uint16_t tcp_send_eventhandler(FAR struct net_driver_s *dev,
   return flags;
 
 end_wait:
+
   /* Do not allow any further callbacks */
 
   sinfo->s_cb->flags   = 0;

net/sixlowpan/sixlowpan_utils.c

@@ -704,7 +704,7 @@ int sixlowpan_extract_srcaddr(FAR struct radio_driver_s *radio,
         {
           srcaddr->nv_addrlen = NET_6LOWPAN_EADDRSIZE;
           memcpy(srcaddr->nv_addr, ind->src.eaddr, NET_6LOWPAN_EADDRSIZE);
-       }
+        }
 
       return OK;
     }

net/socket/getpeername.c

@@ -91,7 +91,8 @@
  *
  ****************************************************************************/
 
-int psock_getpeername(FAR struct socket *psock, FAR struct sockaddr *addr, FAR socklen_t *addrlen)
+int psock_getpeername(FAR struct socket *psock, FAR struct sockaddr *addr,
+                      FAR socklen_t *addrlen)
 {
   /* Verify that the psock corresponds to valid, allocated socket */
 

net/socket/getsockname.c

@@ -91,7 +91,8 @@
  *
  ****************************************************************************/
 
-int psock_getsockname(FAR struct socket *psock, FAR struct sockaddr *addr, FAR socklen_t *addrlen)
+int psock_getsockname(FAR struct socket *psock, FAR struct sockaddr *addr,
+                      FAR socklen_t *addrlen)
 {
   /* Verify that the psock corresponds to valid, allocated socket */
 

net/socket/net_vfcntl.c

@@ -204,45 +204,51 @@ int psock_vfcntl(FAR struct socket *psock, int cmd, va_list ap)
         break;
 
       case F_GETOWN:
-        /* If fd refers to a socket, get the process or process group ID specified
+        /* If fd refers to a socket, get the process or process group ID
-         * to receive SIGURG signals when out-of-band data is available. Positive values
+         * specified to receive SIGURG signals when out-of-band data is
-         * indicate a process ID; negative values, other than -1, indicate a process group
+         * available.  Positive values indicate a process ID; negative
-         * ID. If fd does not refer to a socket, the results are unspecified.
+         * values, other than -1, indicate a process group ID. If fd does
+         * not refer to a socket, the results are unspecified.
          */
 
       case F_SETOWN:
-        /* If fd refers to a socket, set the process or process group ID specified
+        /* If fd refers to a socket, set the process or process group ID
-         * to receive SIGURG signals when out-of-band data is available, using the value
+         * specified to receive SIGURG signals when out-of-band data is
-         * of the third argument, arg, taken as type int. Positive values indicate a
+         * available, using the value of the third argument, arg, taken as
-         * process ID; negative values, other than -1, indicate a process group ID. If
+         * type int. Positive values indicate a process ID; negative values,
-         * fd does not refer to a socket, the results are unspecified.
+         * other than -1, indicate a process group ID.  If fd does not refer
+         * to a socket, the results are unspecified.
          */
 
       case F_GETLK:
-        /* Get the first lock which blocks the lock description pointed to by the third
+        /* Get the first lock which blocks the lock description pointed to
-         * argument, arg, taken as a pointer to type struct flock, defined in <fcntl.h>.
+         * by the third argument, arg, taken as a pointer to type struct
-         * The information retrieved shall overwrite the information passed to fcntl() in
+         * flock, defined in <fcntl.h>.  The information retrieved shall
-         * the structure flock. If no lock is found that would prevent this lock from being
+         * overwrite the information passed to fcntl() in the structure
-         * created, then the structure shall be left unchanged except for the lock type
+         * flock. If no lock is found that would prevent this lock from
-         * which shall be set to F_UNLCK.
+         * being created, then the structure shall be left unchanged except
+         * for the lock type which shall be set to F_UNLCK.
          */
 
       case F_SETLK:
-        /* Set or clear a file segment lock according to the lock description pointed to
+        /* Set or clear a file segment lock according to the lock
-         * by the third argument, arg, taken as a pointer to type struct flock, defined in
+         * description pointed to by the third argument, arg, taken as a
-         * <fcntl.h>. F_SETLK can establish shared (or read) locks (F_RDLCK) or exclusive
+         * pointer to type struct flock, defined in <fcntl.h>. F_SETLK can
-         * (or write) locks (F_WRLCK), as well  as  to  remove  either  type  of  lock  (F_UNLCK).
+         * establish shared (or read) locks (F_RDLCK) or exclusive (or
-         * F_RDLCK, F_WRLCK, and F_UNLCK are defined in <fcntl.h>. If a shared or exclusive
+         * write) locks (F_WRLCK), as well as to remove either type of
-         * lock cannot be set, fcntl() shall return immediately with a return value of -1.
+         * lock  (F_UNLCK).  F_RDLCK, F_WRLCK, and F_UNLCK are defined in
+         * <fcntl.h>. If a shared or exclusive lock cannot be set, fcntl()
+         * shall return immediately with a return value of -1.
          */
 
       case F_SETLKW:
-        /* This command shall be equivalent to F_SETLK except that if a shared or exclusive
+        /* This command shall be equivalent to F_SETLK except that if a
-         * lock is blocked by other locks, the thread shall wait until the request can be
+         * shared or exclusive lock is blocked by other locks, the thread
-         * satisfied. If a signal that is to be caught is received while fcntl() is waiting
+         * shall wait until the request can be satisfied. If a signal that
-         * for a region, fcntl() shall be interrupted. Upon return from the signal handler,
+         * is to be caught is received while fcntl() is waiting for a
-         * fcntl() shall return -1 with errno set to [EINTR], and the lock operation shall
+         * region, fcntl() shall be interrupted. Upon return from the signal
-         * not be done.
+         * handler, fcntl() shall return -1 with errno set to [EINTR], and
+         * the lock operation shall not be done.
          */
 
          ret = -ENOSYS; /* F_GETOWN, F_SETOWN, F_GETLK, F_SETLK, F_SETLKW */

net/tcp/tcp_input.c

@@ -287,6 +287,7 @@ static void tcp_input(FAR struct net_driver_s *dev, uint8_t domain,
 
                           break;
                         }
+
                       i += dev->d_buf[hdrlen + 1 + i];
                     }
                 }
@@ -703,6 +704,7 @@ found:
 
                             break;
                           }
+
                         i += dev->d_buf[hdrlen + 1 + i];
                       }
                   }

net/tcp/tcp_timer.c

@@ -310,6 +310,7 @@ void tcp_timer(FAR struct net_driver_s *dev, FAR struct tcp_conn_s *conn,
               switch (conn->tcpstateflags & TCP_STATE_MASK)
                 {
                   case TCP_SYN_RCVD:
+
                     /* In the SYN_RCVD state, we should retransmit our
                      * SYNACK.
                      */
@@ -318,12 +319,14 @@ void tcp_timer(FAR struct net_driver_s *dev, FAR struct tcp_conn_s *conn,
                     goto done;
 
                   case TCP_SYN_SENT:
+
                     /* In the SYN_SENT state, we retransmit out SYN. */
 
                     tcp_ack(dev, conn, TCP_SYN);
                     goto done;
 
                   case TCP_ESTABLISHED:
+
                     /* In the ESTABLISHED state, we call upon the application
                      * to do the actual retransmit after which we jump into
                      * the code for sending out the packet.
@@ -336,6 +339,7 @@ void tcp_timer(FAR struct net_driver_s *dev, FAR struct tcp_conn_s *conn,
                   case TCP_FIN_WAIT_1:
                   case TCP_CLOSING:
                   case TCP_LAST_ACK:
+
                     /* In all these states we should retransmit a FINACK. */
 
                     tcp_send(dev, conn, TCP_FIN | TCP_ACK, hdrlen);
@@ -467,6 +471,7 @@ void tcp_timer(FAR struct net_driver_s *dev, FAR struct tcp_conn_s *conn,
                     }
                 }
 #endif
+
               /* There was no need for a retransmission and there was no
                * need to probe the remote peer.  We poll the application for
                * new outgoing data.

net/tcp/tcp_txdrain.c

@@ -159,20 +159,20 @@ int tcp_txdrain(FAR struct socket *psock,
 
       ret = tcp_disconnect_notifier_setup(txdrain_worker, conn, &waitsem);
 
-       /* Zero is a special value that means that no connection has been
+      /* Zero is a special value that means that no connection has been
-        * established.  Otherwise it is a special 'key' that can be used
+       * established.  Otherwise it is a special 'key' that can be used
-        * to teardown the notification later
+       * to teardown the notification later
-        */
+       */
 
-       if (ret > 0)
+      if (ret > 0)
-         {
+        {
-           /* Save the disconnect key */
+          /* Save the disconnect key */
 
-           int disconn_key = ret;
+          int disconn_key = ret;
 
-           /* There is pending write data and the socket is connected..
+          /* There is pending write data and the socket is connected..
-            * wait for it to drain or be be disconnected.
+           * wait for it to drain or be be disconnected.
-            */
+           */
 
           do
             {

net/udp/udp_callback.c

@@ -76,7 +76,8 @@
  ****************************************************************************/
 
 #ifdef CONFIG_NET_UDP_READAHEAD
-static uint16_t udp_datahandler(FAR struct net_driver_s *dev, FAR struct udp_conn_s *conn,
+static uint16_t udp_datahandler(FAR struct net_driver_s *dev,
+                                FAR struct udp_conn_s *conn,
                                 FAR uint8_t *buffer, uint16_t buflen)
 {
   FAR struct iob_s *iob;
@@ -87,12 +88,14 @@ static uint16_t udp_datahandler(FAR struct net_driver_s *dev, FAR struct udp_con
     0
   };
 #endif
+
 #ifdef CONFIG_NET_IPv4
   FAR struct sockaddr_in src_addr4 =
   {
     0
   };
 #endif
+
   FAR void  *src_addr;
   uint8_t src_addr_size;
 

net/udp/udp_psock_sendto_unbuffered.c

@@ -561,6 +561,7 @@ ssize_t psock_udp_sendto(FAR struct socket *psock, FAR const void *buf,
   ret = state.st_sndlen;
 
 errout_with_lock:
+
   /* Release the semaphore */
 
   nxsem_destroy(&state.st_sem);

net/usrsock/usrsock_accept.c

@@ -160,6 +160,7 @@ static int do_accept_request(FAR struct usrsock_conn_s *conn,
   struct usrsock_request_accept_s req =
   {
   };
+
   struct iovec bufs[1];
 
   if (addrlen > UINT16_MAX)
@@ -233,6 +234,7 @@ int usrsock_accept(FAR struct socket *psock, FAR struct sockaddr *addr,
   struct usrsock_data_reqstate_s state =
   {
   };
+
   FAR struct usrsock_conn_s *newconn;
   struct iovec inbufs[2];
   socklen_t inaddrlen = 0;

net/usrsock/usrsock_bind.c

@@ -112,6 +112,7 @@ static int do_bind_request(FAR struct usrsock_conn_s *conn,
   struct usrsock_request_bind_s req =
   {
   };
+
   struct iovec bufs[2];
 
   /* Prepare request for daemon to read. */
@@ -170,6 +171,7 @@ int usrsock_bind(FAR struct socket *psock,
   struct usrsock_reqstate_s state =
   {
   };
+
   ssize_t ret;
 
   DEBUGASSERT(conn);

net/usrsock/usrsock_close.c

@@ -111,6 +111,7 @@ static int do_close_request(FAR struct usrsock_conn_s *conn)
   struct usrsock_request_close_s req =
   {
   };
+
   struct iovec bufs[1];
 
   /* Prepare request for daemon to read. */
@@ -140,6 +141,7 @@ int usrsock_close(FAR struct usrsock_conn_s *conn)
   struct usrsock_reqstate_s state =
   {
   };
+
   int ret;
 
   net_lock();

net/usrsock/usrsock_connect.c

@@ -112,6 +112,7 @@ static int do_connect_request(FAR struct usrsock_conn_s *conn,
   struct usrsock_request_connect_s req =
   {
   };
+
   struct iovec bufs[2];
 
   if (addrlen > UINT16_MAX)
@@ -162,6 +163,7 @@ int usrsock_connect(FAR struct socket *psock,
   struct usrsock_reqstate_s state =
   {
   };
+
   int ret;
 
   DEBUGASSERT(conn);

net/usrsock/usrsock_getpeername.c

@@ -123,6 +123,7 @@ static int do_getpeername_request(FAR struct usrsock_conn_s *conn,
   struct usrsock_request_getpeername_s req =
   {
   };
+
   struct iovec bufs[1];
 
   if (addrlen > UINT16_MAX)
@@ -175,6 +176,7 @@ int usrsock_getpeername(FAR struct socket *psock,
   struct usrsock_data_reqstate_s state =
   {
   };
+
   struct iovec inbufs[1];
   ssize_t ret;
   socklen_t outaddrlen = 0;

net/usrsock/usrsock_getsockname.c

@@ -123,6 +123,7 @@ static int do_getsockname_request(FAR struct usrsock_conn_s *conn,
   struct usrsock_request_getsockname_s req =
   {
   };
+
   struct iovec bufs[1];
 
   if (addrlen > UINT16_MAX)
@@ -175,6 +176,7 @@ int usrsock_getsockname(FAR struct socket *psock,
   struct usrsock_data_reqstate_s state =
   {
   };
+
   struct iovec inbufs[1];
   ssize_t ret;
   socklen_t outaddrlen = 0;

net/usrsock/usrsock_getsockopt.c

@@ -122,6 +122,7 @@ static int do_getsockopt_request(FAR struct usrsock_conn_s *conn, int level,
   struct usrsock_request_getsockopt_s req =
   {
   };
+
   struct iovec bufs[1];
 
   if (level < INT16_MIN || level > INT16_MAX)
@@ -189,6 +190,7 @@ int usrsock_getsockopt(FAR struct usrsock_conn_s *conn, int level, int option,
   struct usrsock_data_reqstate_s state =
   {
   };
+
   struct iovec inbufs[1];
   ssize_t ret;
 

net/usrsock/usrsock_ioctl.c

@@ -122,6 +122,7 @@ static int do_ioctl_request(FAR struct usrsock_conn_s *conn, int cmd,
   struct usrsock_request_ioctl_s req =
   {
   };
+
   struct iovec bufs[2];
 
   if (arglen > UINT16_MAX)
@@ -168,6 +169,7 @@ int usrsock_ioctl(FAR struct socket *psock, int cmd, FAR void *arg,
   struct usrsock_data_reqstate_s state =
   {
   };
+
   struct iovec inbufs[1];
   int ret;
 

net/usrsock/usrsock_listen.c

@@ -105,6 +105,7 @@ static int do_listen_request(FAR struct usrsock_conn_s *conn, int backlog)
   struct usrsock_request_listen_s req =
   {
   };
+
   struct iovec bufs[1];
 
   if (backlog > UINT16_MAX)
@@ -160,6 +161,7 @@ int usrsock_listen(FAR struct socket *psock, int backlog)
   struct usrsock_reqstate_s state =
   {
   };
+
   int ret;
 
   DEBUGASSERT(conn);

net/usrsock/usrsock_recvfrom.c

@@ -166,6 +166,7 @@ static int do_recvfrom_request(FAR struct usrsock_conn_s *conn, size_t buflen,
   struct usrsock_request_recvfrom_s req =
   {
   };
+
   struct iovec bufs[1];
 
   if (addrlen > UINT16_MAX)
@@ -221,6 +222,7 @@ ssize_t usrsock_recvfrom(FAR struct socket *psock, FAR void *buf, size_t len,
   struct usrsock_data_reqstate_s state =
   {
   };
+
   struct iovec inbufs[2];
   socklen_t addrlen = 0;
   socklen_t outaddrlen = 0;

net/usrsock/usrsock_sendto.c

@@ -156,6 +156,7 @@ static int do_sendto_request(FAR struct usrsock_conn_s *conn,
   struct usrsock_request_sendto_s req =
   {
   };
+
   struct iovec bufs[3];
 
   if (addrlen > UINT16_MAX)
@@ -216,6 +217,7 @@ ssize_t usrsock_sendto(FAR struct socket *psock, FAR const void *buf,
   struct usrsock_reqstate_s state =
   {
   };
+
   ssize_t ret;
 #ifdef CONFIG_NET_SOCKOPTS
   struct timespec abstime;

net/usrsock/usrsock_setsockopt.c

@@ -114,6 +114,7 @@ static int do_setsockopt_request(FAR struct usrsock_conn_s *conn,
   struct usrsock_request_setsockopt_s req =
   {
   };
+
   struct iovec bufs[2];
 
   if (level < INT16_MIN || level > INT16_MAX)
@@ -180,6 +181,7 @@ int usrsock_setsockopt(FAR struct usrsock_conn_s *conn, int level, int option,
   struct usrsock_reqstate_s state =
   {
   };
+
   ssize_t ret;
 
   DEBUGASSERT(conn);

net/usrsock/usrsock_socket.c

@@ -121,6 +121,7 @@ static int do_socket_request(FAR struct usrsock_conn_s *conn, int domain,
   struct usrsock_request_socket_s req =
   {
   };
+
   struct iovec bufs[1];
 
   /* Prepare request for daemon to read. */
@@ -200,6 +201,7 @@ int usrsock_socket(int domain, int type, int protocol,
   struct usrsock_reqstate_s state =
   {
   };
+
   FAR struct usrsock_conn_s *conn;
   int err;
   int ret;

net/usrsock/usrsock_sockif.c

@@ -142,6 +142,7 @@ static int usrsock_sockif_setup(FAR struct socket *psock, int protocol)
           return -ENETDOWN;
         }
 #endif
+
 #ifndef CONFIG_NET_USRSOCK_TCP
       if (type == SOCK_STREAM)
         {