From: Jarek Poplawski <jarkao2@gmail.com>
Date: Mon, 22 Dec 2008 04:14:48 +0000 (-0800)
Subject: pkt_sched: Annotate uninitialized var in sfq_enqueue()
X-Git-Tag: firefly_0821_release~16481^2~101
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7f3ff4f63f76c2702da6041d2da5eb30fac407f6;p=firefly-linux-kernel-4.4.55.git

pkt_sched: Annotate uninitialized var in sfq_enqueue()

Some gcc versions warn that ret may be used uninitialized in
sfq_enqueue(). It's a false positive, so let's annotate this.

Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index ab8cfee3c9ce..f3965df00559 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -281,7 +281,7 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 	struct sfq_sched_data *q = qdisc_priv(sch);
 	unsigned int hash;
 	sfq_index x;
-	int ret;
+	int uninitialized_var(ret);
 
 	hash = sfq_classify(skb, sch, &ret);
 	if (hash == 0) {