[NET] CORE: Fix whitespace errors.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
diff --git a/net/core/dev.c b/net/core/dev.c
index 6357f54c..38212c3 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2629,7 +2629,7 @@
 		return;
 
 	if (!netif_device_present(dev))
-	        return;
+		return;
 
 	if (dev->set_rx_mode)
 		dev->set_rx_mode(dev);
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 864cbdf..06eccca 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -98,7 +98,7 @@
 }
 
 int __rtattr_parse_nested_compat(struct rtattr *tb[], int maxattr,
-			         struct rtattr *rta, int len)
+				 struct rtattr *rta, int len)
 {
 	if (RTA_PAYLOAD(rta) < len)
 		return -1;
diff --git a/net/core/sock.c b/net/core/sock.c
index 091032a..1d55fbd 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -217,7 +217,7 @@
 			warned++;
 			printk(KERN_INFO "sock_set_timeout: `%s' (pid %d) "
 			       "tries to set negative timeout\n",
-			        current->comm, current->pid);
+				current->comm, current->pid);
 		return 0;
 	}
 	*timeo_p = MAX_SCHEDULE_TIMEOUT;