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Diffstat (limited to 'arch/um/drivers/mcast_kern.c')
-rw-r--r--arch/um/drivers/mcast_kern.c55
1 files changed, 24 insertions, 31 deletions
diff --git a/arch/um/drivers/mcast_kern.c b/arch/um/drivers/mcast_kern.c
index e6b8e0dd72a8..5027b870d11d 100644
--- a/arch/um/drivers/mcast_kern.c
+++ b/arch/um/drivers/mcast_kern.c
@@ -1,24 +1,20 @@
/*
* user-mode-linux networking multicast transport
* Copyright (C) 2001 by Harald Welte <laforge@gnumonks.org>
+ * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
*
* based on the existing uml-networking code, which is
- * Copyright (C) 2001 Lennert Buytenhek (buytenh@gnu.org) and
+ * Copyright (C) 2001 Lennert Buytenhek (buytenh@gnu.org) and
* James Leu (jleu@mindspring.net).
* Copyright (C) 2001 by various other people who didn't put their name here.
*
* Licensed under the GPL.
*/
-#include "linux/kernel.h"
#include "linux/init.h"
-#include "linux/netdevice.h"
-#include "linux/etherdevice.h"
-#include "linux/in.h"
-#include "linux/inet.h"
-#include "net_kern.h"
-#include "net_user.h"
+#include <linux/netdevice.h>
#include "mcast.h"
+#include "net_kern.h"
struct mcast_init {
char *addr;
@@ -39,26 +35,23 @@ static void mcast_init(struct net_device *dev, void *data)
dpri->ttl = init->ttl;
dpri->dev = dev;
- printk("mcast backend ");
- printk("multicast address: %s:%u, TTL:%u ",
+ printk("mcast backend multicast address: %s:%u, TTL:%u\n",
dpri->addr, dpri->port, dpri->ttl);
-
- printk("\n");
}
static int mcast_read(int fd, struct sk_buff **skb, struct uml_net_private *lp)
{
*skb = ether_adjust_skb(*skb, ETH_HEADER_OTHER);
- if(*skb == NULL) return(-ENOMEM);
- return(net_recvfrom(fd, skb_mac_header(*skb),
- (*skb)->dev->mtu + ETH_HEADER_OTHER));
+ if (*skb == NULL)
+ return -ENOMEM;
+ return net_recvfrom(fd, skb_mac_header(*skb),
+ (*skb)->dev->mtu + ETH_HEADER_OTHER);
}
-static int mcast_write(int fd, struct sk_buff **skb,
- struct uml_net_private *lp)
+static int mcast_write(int fd, struct sk_buff **skb, struct uml_net_private *lp)
{
- return mcast_user_write(fd, (*skb)->data, (*skb)->len,
- (struct mcast_data *) &lp->user);
+ return mcast_user_write(fd, (*skb)->data, (*skb)->len,
+ (struct mcast_data *) &lp->user);
}
static const struct net_kern_info mcast_kern_info = {
@@ -81,34 +74,34 @@ int mcast_setup(char *str, char **mac_out, void *data)
remain = split_if_spec(str, mac_out, &init->addr, &port_str, &ttl_str,
NULL);
- if(remain != NULL){
+ if (remain != NULL) {
printk(KERN_ERR "mcast_setup - Extra garbage on "
"specification : '%s'\n", remain);
- return(0);
+ return 0;
}
-
- if(port_str != NULL){
+
+ if (port_str != NULL) {
init->port = simple_strtoul(port_str, &last, 10);
- if((*last != '\0') || (last == port_str)){
- printk(KERN_ERR "mcast_setup - Bad port : '%s'\n",
+ if ((*last != '\0') || (last == port_str)) {
+ printk(KERN_ERR "mcast_setup - Bad port : '%s'\n",
port_str);
- return(0);
+ return 0;
}
}
- if(ttl_str != NULL){
+ if (ttl_str != NULL) {
init->ttl = simple_strtoul(ttl_str, &last, 10);
- if((*last != '\0') || (last == ttl_str)){
- printk(KERN_ERR "mcast_setup - Bad ttl : '%s'\n",
+ if ((*last != '\0') || (last == ttl_str)) {
+ printk(KERN_ERR "mcast_setup - Bad ttl : '%s'\n",
ttl_str);
- return(0);
+ return 0;
}
}
printk(KERN_INFO "Configured mcast device: %s:%u-%u\n", init->addr,
init->port, init->ttl);
- return(1);
+ return 1;
}
static struct transport mcast_transport = {