[Cake] trivial patch for sch_cake.c

[Loganaden Velvindron]

Hi guys,

Here's a trivial patch to fix a warning with gcc 5.2, as 1 isn't casted
before being compared with an unsigned integer. Diff below:

diff --git a/sch_cake.c b/sch_cake.c
index 3ed18d7..aab0fe3 100644
--- a/sch_cake.c
+++ b/sch_cake.c
@@ -436,7 +436,7 @@ static int cake_enqueue(struct sk_buff *skb,
struct Qdisc *sch)
 	 * Split GSO aggregates if they're likely to impair flow isolation
 	 * or if we need to know individual packet sizes for framing overhead.
 	 */
-	if(unlikely((len * max(fqcd->flow_count, 1) > q->peel_threshold &&
skb_is_gso(skb))))
+	if(unlikely((len * max(fqcd->flow_count, (u32)1) > q->peel_threshold
&& skb_is_gso(skb))))
 	{
 		struct sk_buff *segs, *nskb;
 		netdev_features_t features = netif_skb_features(skb);
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