[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/dccp/ipv4.c b/net/dccp/ipv4.c
index 4b9bc81..ca03521 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -1263,10 +1263,8 @@
 	if (inet_csk(sk)->icsk_bind_hash != NULL)
 		inet_put_port(&dccp_hashinfo, sk);
 
-	if (dp->dccps_service_list != NULL) {
-		kfree(dp->dccps_service_list);
-		dp->dccps_service_list = NULL;
-	}
+	kfree(dp->dccps_service_list);
+	dp->dccps_service_list = NULL;
 
 	ccid_hc_rx_exit(dp->dccps_hc_rx_ccid, sk);
 	ccid_hc_tx_exit(dp->dccps_hc_tx_ccid, sk);