- style fixes

1 files changed, 16 insertions, 15 deletions

diff --git a/networking/udhcp/dhcprelay.c b/networking/udhcp/dhcprelay.c
index 97bdcb084..e3a816886 100644
--- a/networking/udhcp/dhcprelay.c
+++ b/networking/udhcp/dhcprelay.c
@@ -3,10 +3,10 @@
  *
  * Licensed under GPL v2, see file LICENSE in this tarball for details.
  *
- * DHCP Relay for 'DHCPv4 Configuration of IPSec Tunnel Mode' support 
- * Copyright (C) 2002 Mario Strasser <mast@gmx.net>, 
+ * DHCP Relay for 'DHCPv4 Configuration of IPSec Tunnel Mode' support
+ * Copyright (C) 2002 Mario Strasser <mast@gmx.net>,
  *                   Zuercher Hochschule Winterthur,
- *                   Netbeat AG 
+ *                   Netbeat AG
  * Upstream has GPL v2 or later
  */
 
@@ -21,7 +21,7 @@
 
 
 /* This list holds information about clients. The xid_* functions manipulate this list. */
-struct xid_item {
+static struct xid_item {
         u_int32_t xid;
         struct sockaddr_in ip;
         int client;
@@ -33,10 +33,10 @@ struct xid_item {
 static struct xid_item * xid_add(u_int32_t xid, struct sockaddr_in *ip, int client)
 {
         struct xid_item *item;
- 
+
         /* create new xid entry */
         item = xmalloc(sizeof(struct xid_item));
- 
+
         /* add xid entry */
         item->ip = *ip;
         item->xid = xid;
@@ -133,15 +133,16 @@ static void dhcprelay_signal_handler(int sig)
 static char ** get_client_devices(char *dev_list, int *client_number)
 {
         char *s, *list, **client_dev;
-        int i, cn=1;
+        int i, cn;
 
         /* copy list */
         list = xstrdup(dev_list);
         if (list == NULL) return NULL;
 
         /* get number of items */
-        for (s = dev_list; *s; s++) if (*s == ',')
-                cn++;
+        for (s = dev_list, cn = 1; *s; s++)
+                if (*s == ',')
+                        cn++;
 
         client_dev = xzalloc(cn * sizeof(*client_dev));
 
@@ -166,16 +167,16 @@ static int init_sockets(char **client, int num_clients,
 {
         int i;
 
-        // talk to real server on bootps
+        /* talk to real server on bootps */
         fds[0] = listen_socket(htonl(INADDR_ANY), 67, server);
         if (fds[0] < 0) return -1;
         *max_socket = fds[0];
-        
-        // array starts at 1 since server is 0
+
+        /* array starts at 1 since server is 0 */
         num_clients++;
 
         for (i=1; i < num_clients; i++) {
-                // listen for clients on bootps
+                /* listen for clients on bootps */
                 fds[i] = listen_socket(htonl(INADDR_ANY), 67, client[i-1]);
                 if (fds[i] < 0) return -1;
                 if (fds[i] > *max_socket) *max_socket = fds[i];
@@ -274,7 +275,7 @@ static void dhcprelay_loop(int *fds, int num_sockets, int max_socket, char **cli
                         if (FD_ISSET(fds[0], &rfds)) {
                                 packlen = udhcp_get_packet(&dhcp_msg, fds[0]);
                                 if (packlen > 0) {
-                                        pass_back(&dhcp_msg, packlen, fds); 
+                                        pass_back(&dhcp_msg, packlen, fds);
                                 }
                         }
                         for (i = 1; i < num_sockets; i++) {
@@ -318,7 +319,7 @@ int dhcprelay_main(int argc, char **argv)
         signal(SIGTERM, dhcprelay_signal_handler);
         signal(SIGQUIT, dhcprelay_signal_handler);
         signal(SIGINT, dhcprelay_signal_handler);
- 
+
         num_sockets = init_sockets(clients, num_sockets, argv[2], fds, &max_socket);
         if (num_sockets == -1)
                 bb_perror_msg_and_die("init_sockets() failed");