[NET] CORE: Fix whitespace errors.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
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;