[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/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 32df433..aaf08cdd 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -992,8 +992,7 @@
 	err = 0;
 
 out:
-	if (elem)
-		kfree(elem);
+	kfree(elem);
 	if (ppages)
 		kunmap(*ppages);
 	return err;