Use strcpy() rather the sprintf() for the case where name is getting
generated.  Fix indentation.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>

--- a/net/ipv4/ip_gre.c	2010-11-28 11:28:48.684091117 -0800
+++ b/net/ipv4/ip_gre.c	2010-11-28 11:29:21.839822531 -0800
@@ -405,11 +405,11 @@ static struct ip_tunnel *ipgre_tunnel_lo
 	if (parms->name[0])
 		strlcpy(name, parms->name, IFNAMSIZ);
 	else
-		sprintf(name, "gre%%d");
+		strcpy(name, "gre%d");
 
 	dev = alloc_netdev(sizeof(*t), name, ipgre_tunnel_setup);
 	if (!dev)
-	  return NULL;
+		return NULL;
 
 	dev_net_set(dev, net);
 


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