From: Florian Fainelli <f.fainelli@gmail.com>
Date: Thu, 20 Apr 2017 22:47:22 +0000 (-0700)
Subject: net: dsa: Remove redundant NULL dst check
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=8e6c1812e632ae3b54a1a9da759cad762f633e11;p=openwrt%2Fstaging%2Fblogic.git

net: dsa: Remove redundant NULL dst check

tag_lan9303.c does check for a NULL dst but that's already checked by
dsa_switch_rcv() one layer above.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Juergen Borleis <jbe@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/dsa/tag_lan9303.c b/net/dsa/tag_lan9303.c
index 563b6c8fe445..70130ed5c21a 100644
--- a/net/dsa/tag_lan9303.c
+++ b/net/dsa/tag_lan9303.c
@@ -79,11 +79,6 @@ static struct sk_buff *lan9303_rcv(struct sk_buff *skb, struct net_device *dev,
 	struct dsa_switch *ds;
 	unsigned int source_port;
 
-	if (unlikely(!dst)) {
-		dev_warn_ratelimited(&dev->dev, "Dropping packet, due to missing switch tree device\n");
-		return NULL;
-	}
-
 	ds = dst->ds[0];
 
 	if (unlikely(!ds)) {