pkt_sched: Stop using NLA_PUT*().

These macros contain a hidden goto, and are thus extremely error
prone and make code hard to audit.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sched/sch_sfb.c b/net/sched/sch_sfb.c
index d7eea99..74305c8 100644
--- a/net/sched/sch_sfb.c
+++ b/net/sched/sch_sfb.c
@@ -570,7 +570,8 @@
 
 	sch->qstats.backlog = q->qdisc->qstats.backlog;
 	opts = nla_nest_start(skb, TCA_OPTIONS);
-	NLA_PUT(skb, TCA_SFB_PARMS, sizeof(opt), &opt);
+	if (nla_put(skb, TCA_SFB_PARMS, sizeof(opt), &opt))
+		goto nla_put_failure;
 	return nla_nest_end(skb, opts);
 
 nla_put_failure: