[NET]: kfree cleanup

From: Jesper Juhl <jesper.juhl@gmail.com>

This is the net/ part of the big kfree cleanup patch.

Remove pointless checks for NULL prior to calling kfree() in net/.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
diff --git a/net/ethernet/pe2.c b/net/ethernet/pe2.c
index 98a494b..9d57b4f 100644
--- a/net/ethernet/pe2.c
+++ b/net/ethernet/pe2.c
@@ -32,8 +32,7 @@
 
 void destroy_EII_client(struct datalink_proto *dl)
 {
-	if (dl)
-		kfree(dl);
+	kfree(dl);
 }
 
 EXPORT_SYMBOL(destroy_EII_client);