Revert "sch_cake: Return __NET_XMIT_STOLEN when consuming enqueued skb"

This reverts commit 90fabae8.

Patch was applied hastily, revert and let the v2 be reviewed.

Fixes: 90fabae8 ("sch_cake: Return __NET_XMIT_STOLEN when consuming enqueued skb")
Link: https://lore.kernel.org/all/87wnao2ha3.fsf@toke.dk/Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net/sched/sch_cake.c

@@ -1713,7 +1713,6 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
 	}
 	idx--;
 	flow = &b->flows[idx];
-	ret = NET_XMIT_SUCCESS;
 
 	/* ensure shaper state isn't stale */
 	if (!b->tin_backlog) {
@@ -1772,7 +1771,6 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
 
 		qdisc_tree_reduce_backlog(sch, 1-numsegs, len-slen);
 		consume_skb(skb);
-		ret |= __NET_XMIT_STOLEN;
 	} else {
 		/* not splitting */
 		cobalt_set_enqueue_time(skb, now);
@@ -1906,7 +1904,7 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
 		}
 		b->drop_overlimit += dropped;
 	}
-	return ret;
+	return NET_XMIT_SUCCESS;
 }
 
 static struct sk_buff *cake_dequeue_one(struct Qdisc *sch)