[DCCP] ackvec: Ditch dccpav_buf_len

Simplifying the code a bit as we're always using DCCP_MAX_ACKVEC_LEN.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index 29261fc..a60a3e9 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -116,8 +116,7 @@
 
 		if (newdp->dccps_options.dccpo_send_ack_vector) {
 			newdp->dccps_hc_rx_ackvec =
-				dccp_ackvec_alloc(DCCP_MAX_ACKVEC_LEN,
-						  GFP_ATOMIC);
+						dccp_ackvec_alloc(GFP_ATOMIC);
 			/*
 			 * XXX: We're using the same CCIDs set on the parent,
 			 * i.e. sk_clone copied the master sock and left the